几何
三角形、圆、解析几何与证明题。
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dionne draws triangle t and its dilation, triangle t, as shown. what sc…
A. $\frac{1}{2}$
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3. exterior angle sum theorem: for any polygon (no triangles), explain …
The exterior - angle sum of a polygon is 360° because of the geometric relationships between interior and exterior angles. Real - world examples include architecture, stop signs, …
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use the following triangles to determine the trig ratios below. simplif…
1. $\frac{1}{2}$ 2. $\frac{7}{25}$ 3. $\frac{12}{5}$ 4. $\frac{4}{5}$ 5. $\frac{7}{25}$ 6. $\frac{\sqrt{2}}{2}$ 7. $\frac{1}{3}$ 8. $\frac{15}{17}$ 9. $\sqrt{3}$ 10. $\frac{8}{17}…
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rectangle a is dilated to form rectangle a. which figure shows the poin…
The figure where the lines connecting corresponding vertices of rectangle \(A\) and rectangle \(A'\) intersect at a single - point is the correct one. Without specific options lab…
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remy draws figure efgh on a coordinate plane, as shown. remy rotates fi…
<Let's assume the coordinates of point \(F\) are \((x,y)\). After a \(180^{\circ}\) counter - clockwise rotation around the origin, the rule for a \(180^{\circ}\) rotation of a po…
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in the diagram, pentagons qrstu and qrstu are congruent. which sequence…
B. Rotate figure $QRSTU$ 90° clockwise around the origin. Then translate the image 6 units right.
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five triangles are shown in this coordinate plane. determine whether ea…
1. False 2. True 3. False 4. True
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graph the image of rectangle stuv after a reflection over the x - axis.
Graph the new rectangle with vertices obtained by applying the $(x,-y)$ transformation to the original rectangle's vertices.
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notes for trigonometry trig functions: sine cosine tangent all trig fun…
$x\approx4.30$
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if m∠krl = 105°, then what is m∠mrj? answer attempt 2 out of 2 m∠mrj =
$105$
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what is the area of the triangle? (-4, -5) (1, -3) (1, -7) square units
$10$
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harue draws △efg on the coordinate plane as shown. then he reflects △ef…
The coordinates of vertex $E'$ are $(3,2)$. The coordinates of vertex $F'$ are $(5,4)$. The coordinates of vertex $G'$ are $(1,4)$.
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tyler draws these figures on grid paper. some of the figures are rigid …
Figure A and Figure D: Yes Figure B and Figure F: No Figure C and Figure E: No Figure D and Figure B: Yes Figure E and Figure A: No
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7. what is the minimum value that will make the inequality b - 2 > 13 t…
7. 16 8. $x>5$ 9. The inequality is $x > 20$. To graph: Draw an open - circle at 20 on the number line and an arrow pointing to the right. 10. Yes. The solution set of an inequali…
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6. match each inequality with the graph that represents all the values …
For question 6: - \(x < 0\): The graph with an open - circle at 0 and line extending to the left. - \(x\leq1.50\): The graph with a closed - circle at 1.50 and line extending to t…
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figure ghijkl is the image of figure abcdef. identify the corresponding…
1. Side AF corresponds to side GL. 2. Side IJ corresponds to side BC. 3. Side EF corresponds to side KI. 4. Side HJ corresponds to side CD.
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the vertices of a triangle are l(0,1), m(1, - 2), and n(-2,1). draw the…
The vertices of the original triangle are L(0, 1), M(1, - 2), N(-2, 1). The vertices of the translated triangle are L'(2, 4), M'(3, 1), N'(0, 4). To draw, first plot the points L,…
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translate the triangle 4 units right and 3 units down. what are the coo…
\(J'(3,0)\), \(K'(4,-2)\), \(L'(0,-2)\)
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figure ghijkl is the image of figure abcdef. which angles have the same…
\(\angle E\) and \(\angle K\)
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2. triangle abc is shown on the coordinate plane below. the triangle is…
$A'(3,\frac{1}{2}), B'(6,2), C'(-3,1)$
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3. graph the solution x ≥ 12.
On a number line, mark a closed circle at 12 and draw an arrow to the right.
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1. triangle abc is shown on the coordinate plane below. the triangle is…
The coordinates of \(A'\) are \((-40,24)\), the coordinates of \(B'\) are \((-40,8)\), and the coordinates of \(C'\) are \((-16,16)\).
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volume of a rectangular prism use the figures below to answer the quest…
250.00
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complete the following equations. enter an equation for line t: y = ent…
For line \(a:y=-1x+( - 3)\) For line \(t\) (assuming the given partial information is correct): \(y=-1x\) (it seems the y - intercept of line \(t\) is \(0\) from the given \(y = -…
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similar figures / direct scale (level 1) score: 4/5 penalty: 1 off ques…
15
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2. dilate point a, located at (9,7) from center o, by a scale - factor …
The coordinates of point $A'$ are $(4,\frac{28}{9})$.
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question triangle wxy is dilated by a scale factor of $\frac{1}{3}$ to …
21
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triangle ijk is dilated by a scale factor of 1/2 to form triangle ijk. …
30
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is the sum of the areas of two smaller squares equal to the area of a l…
No
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score on last try: 0 of 1 pts. see details for more. > next question yo…
$\frac{4352}{3}\approx1450.67$
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quadrilateral ghij is dilated by a scale factor of $\frac{3}{4}$ to for…
18
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last question!! what is the volume of this sphere? round to nearest ten…
D. $V = 4189.7$ in³
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solve the inequality and graph the solution. -2(r - 8) < 8 plot the end…
The solution of the inequality is $r>4$. On the number - line, we plot an open - circle at $r = 4$ and draw a ray to the right.
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solve the inequality and graph the solution. 1 ≤ (b + 1)/(-2) plot the …
The solution of the inequality is $b\leq - 3$. On the number - line, we plot a closed - circle at $-3$ (because the inequality includes equality, $\leq$) and draw a ray to the lef…
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solve the inequality and graph the solution. -1 > \\frac{r - 75}{78} pl…
The solution of the inequality is $r < - 3$. On the number - line, there is an open circle at $-3$ and a ray extending to the left.
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what is the volume of this sphere? round to the nearest hundredth. r = …
D. $V = 3705.97m^{3}$
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solve the inequality and graph the solution. 6(w + 23) - 14 ≥ 88 plot t…
The solution of the inequality is $w\geq - 6$. On the number - line, we plot a closed circle at $-6$ (since the inequality is $\geq$) and draw a ray to the right.
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question 7: the fabric store has a roll of cloth that has 14 7/8 yards …
### Explicación: ## Paso 1: Convertir fracciones mixtas a fracciones impropias La longitud de cada pieza de tela es $4\frac{1}{4}=\frac{4\times4 + 1}{4}=\frac{17}{4}$ yardas. La c…
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what is the volume of this sphere? round to the nearest tenth. r = 3in …
A. $V = 113.1$ $cm^{3}$
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solve the inequality and graph the solution. -96(r + 3) < 96 plot the e…
The solution of the inequality is $r > - 4$. On the number - line, an open circle is placed at $-4$ and the line extends to the right of $-4$.
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what is the volume of this sphere? round to the nearest hundredth. 8 cm…
$V = 268.08$ $cm^{3}$
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solve the inequality and graph the solution. 69 < 77(b - 4) - 85 plot t…
The solution of the inequality is $b>6$. On the number - line, an open circle is placed at $b = 6$ and the line extends to the right of 6.
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the volume of the sphere is 36π ft³. what is the measure of its radius?…
3ft
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solve the inequality and graph the solution. 19(w - 1) > 57 plot the en…
The solution of the inequality is $w>4$. On the number - line, we have an open - circle at $w = 4$ and a ray extending to the right.
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stifle has the same or almost the same meaning as: blare encroach stran…
C. strangle
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the radius of the sphere is 6mm. what is the volume? ≈904.77 mm³ 48π mm…
288π $mm^{3}$
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1. dilate the figure from center o by a scale factor r = 2. make sure t…
3. $\frac{1}{5}$ 4. $\frac{6}{7}$ 5. $\frac{10}{3}$
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solve the inequality and graph the solution. 19(w - 1) > 57 plot the en…
The solution of the inequality is $w>4$. On the number - line, we have an open - circle at $4$ and an arrow pointing to the right.
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line g is a straight line that passes through the origin. select any tw…
$-3$
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solve the inequality and graph the solution. -24 > 2(r - 4) plot the en…
The solution of the inequality is r < - 8. On the number line, there is an open circle at - 8 and the line extends to the left.
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line g is a straight line that passes through the origin. select any tw…
$-3$
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look at this angle: does v lie in the interior or in the exterior of ∠t…
neither
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solve the inequality and graph the solution. 1 ≥ (m - 1)/(-3) plot the …
The solution of the inequality is $m\geq - 2$. On the number - line, we plot a closed circle at $m=-2$ (because the inequality is $\geq$) and draw a ray to the right of $-2$ towar…
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the formula for a sphere is... 17
The correct formula for the volume of a sphere is $\frac{4}{3}\pi r^{3}$. Among the given options in the image, the yellow - colored option with $\frac{4}{3}\pi r^{3}$ is correct.
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solve the inequality and graph the solution. \\(\\frac{j + 3}{-1}\\leq1…
The solution of the inequality is $j\geq - 4$. On the number - line, we plot a closed circle at - 4 (because the inequality is $\geq$) and draw a ray to the right.
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solve the inequality and graph the solution. 6(u - 1) ≥ 12 plot the end…
The solution of the inequality is $u\geq3$. On the number - line, we plot a closed circle at $u = 3$ (because the inequality is $\geq$) and draw a ray to the right of 3.
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solve the inequality and graph the solution. 1 ≥ (p - 3)/5. plot the en…
The solution of the inequality is $p\leq8$. On the number - line, we place a closed circle at 8 (since the inequality is $\leq$) and draw a ray to the left.
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segment ad is an altitude of triangle abc. if ad = 12, dc = 5, and ac =…
33.8
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solve the inequality and graph the solution. 1 ≥ (p - 3)/5 plot the end…
The solution of the inequality is $p\leq8$. On the number - line, we plot a closed circle at 8 (since the inequality is $\leq$) and draw a ray to the left of 8.
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solve the inequality and graph the solution. 18(c - 2) - 19 < 17 plot t…
The solution of the inequality is $c < 4$. On the number - line, we plot an open circle at $c = 4$ (since the inequality is strict, $c$ cannot equal 4) and draw a ray to the left …
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use △pqr below to answer the question that follows: which fact is not u…
Angle P is congruent to itself due to the reflexive property.
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solve the inequality and graph the solution. 1 ≥ \\frac{y - 1}{3} plot …
The solution of the inequality is $y\leq4$. On the number - line, we plot a closed circle at 4 (since the inequality is $\leq$) and draw a ray to the left of 4.
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solve the inequality and graph the solution. -(k - 10) - 1 > 1 plot the…
The solution of the inequality is $k < 8$. On the number - line, we plot an open circle at 8 (since the inequality is strict, $k$ cannot equal 8) and draw a ray to the left of 8.
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solve the inequality and graph the solution. 10 ≤ (u + 16)/2 plot the e…
The solution of the inequality is $u\geq4$. On the number - line, plot a closed circle at $u = 4$ and draw a ray to the right.
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which of the following expressions could be used to determine the lengt…
$BC = XY\cdot\frac{AB}{AX}$
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solve the inequality and graph the solution. 2(q - 3) - 1 > 5 plot the …
The solution of the inequality is $q>6$. On the number - line, we plot an open circle at $q = 6$ and draw a ray to the right.
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△axy is similar to △abc. which of the following expressions could be us…
None of the given options ($BC = AC$, $BC = XY$, $BC = XY\cdot\frac{AX}{AB}$) are correct. The correct formula for $BC$ given the similarity of $\triangle AXY$ and $\triangle ABC$…
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solve the inequality and graph the solution. 2(c - 6) - 1 > 3 plot the …
The solution of the inequality is $c>8$. On the number - line, we use an open circle at $c = 8$ and draw a ray to the right.
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the graph shows a linear relationship between x and y. which ordered pa…
A. $(2,50)$
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look at this angle: name this angle in three different ways:
$\angle R$, $\angle SRT$, $\angle TRS$
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solve the inequality and graph the solution. \\(\\frac{g - 2}{-1}\\geq3…
The solution of the inequality is $g\leq - 1$. On the number - line, plot a closed circle at $-1$ and draw a ray to the left.
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a new bridge structure requires triangles that are in a ratio of 1:1. i…
30
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solve the inequality and graph the solution. 4(n - 2) < 8 plot the endp…
The solution of the inequality is $n < 4$. On the number - line, an open circle is placed at $n = 4$ and the line extends to the left of 4.
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a new bridge structure requires triangles that are in a ratio of 1:1. i…
30 ft
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solve the inequality and graph the solution. \\(\\frac{d - 1}{3}>1\\) p…
The solution of the inequality is $d>4$. On the number - line, we have an open - circle at 4 (since 4 is not included in the solution) and the ray extends to the right of 4.
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are triangles def and lnm similar if ln equals 5, mn equals 3, de equal…
Yes, by the SSS Similarity Postulate
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solve the inequality and graph the solution. 3(y + 6) ≤ 6 plot the endp…
The solution of the inequality is $y\leq - 4$. On the number - line, we plot a closed circle at $y = - 4$ (since the inequality is $\leq$) and draw a ray to the left.
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is rectangle y a scaled copy of rectangle x? what is the scale factor f…
The scale - factor for the longer sides is 3 and for the shorter sides is 2. Rectangle Y is a scaled copy of Rectangle X.
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given a = \\frac{\\pi r^{2}s}{360}, solve for s
\(S=\frac{360A}{\pi r^{2}}\)
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prove that δabc and δedc are similar.
$\triangle ABC$ and $\triangle EDC$ are similar by the SAS similarity criterion.
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solve the inequality and graph the solution. 2(v + 7) ≥ 8. plot the end…
The solution of the inequality is $v\geq - 3$. On the number - line, there is a closed circle at $-3$ and a ray extending to the right.
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select any two points shown on line r to draw a slope triangle. the lin…
$y =-\frac{2}{3}x + 5$
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which of the following best completes the proof showing that δwxz ~ δxy…
$\frac{6}{3}=\frac{6}{12}$
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b is the midpoint of $overline{ac}$. which statement best describes the…
Triangles ABD and CBD are congruent by the SSS Congruence Postulate.
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in the diagram below, m∠cad = 47°, m∠cab = 77° and m∠adb = 105°. find m…
$45^{\circ}$
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32. make sense and persevere look at the floor plan below. abdul sees t…
a. The line of reflection is the vertical line along the center of the door. b. The clock is located on the other side of the door, symmetrically opposite to its image with respec…
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solve the inequality and graph the solution. \\(\\frac{m + 1}{-3}>1\\) …
The solution of the inequality is $m<-4$. On the number - line, we would have an open - circle at $-4$ (because the inequality is strict, $m$ is less than but not equal to $-4$) a…
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△bac ~ △def △bac ~ △edf △bac ~ △dfe △bac ~ △fed
$\triangle BAC\sim\triangle EDF$
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δabc is similar to δaxy by a ratio of 5:3. if bc = 25, what is the leng…
$15$
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look at this angle: what is the vertex?
$U$
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for exercises 25 - 28, what is a reflection rule that maps each triangl…
25. $(x,y)\to(4 - x,y)$ 26. $(x,y)\to(x,10 - y)$
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solve for $x$ and graph the solution on the number line below. $\frac{x…
Inequality Notation: $x\geq - 6$ Number Line: Mark a closed - circle at - 6 (because the inequality is $\geq$) and shade to the right.
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solve for x and graph the solution on the number line below. 63 < 7x an…
Inequality Notation: $x > 9$ On the number - line, you would place an open circle at 9 (since 9 is not included in the solution) and draw an arrow to the right to represent all va…
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for exercises 19 - 24, suppose m is the line with equation x = - 5, lin…
19. $A'(9,3),B'(6, - 4),C'(-1,5)$ 20. $A'(-9,-3),B'(-6,4),C'(1,-5)$ 21. $A'(-19,-3),B'(-16,4),C'(-9,-5)$ 22. $A'(9,5),B'(6,-2),C'(-1,7)$ 23. $A'(-3,9),B'(4,6),C'(-5,-1)$ 24. $A'(9…
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solve for x and graph the solution on the number line below. -10x > -90…
Inequality Notation: $x < 9$ Number Line: Draw an open - circle at 9 (since $x$ is less than 9, not equal to 9) and draw an arrow to the left of 9.
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look at this angle: name this angle in three different ways:
∠U and ∠WUV and ∠VUW
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solve for x and graph the solution on the number line below. \\(\\frac{…
Inequality Notation: $x < 8$ Number Line: Plot an open circle at 8 (since the inequality is strict, $x$ cannot equal 8) and draw a line to the left of 8.
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solve for x and graph the solution on the number line below. -4x ≤ -8 a…
Inequality Notation: $x\geq2$ Number Line: On the number - line, plot a closed circle at 2 (because the inequality is $\geq$) and draw a line to the right of 2.
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look at this angle: does v lie in the interior or in the exterior of ∠v…
neither
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solve for $x$ and graph the solution on the number line below. $36 > - …
Inequality Notation: $x > - 4$ Number Line: Plot an open - circle at $-4$ and draw an arrow to the right.