幾何
三角形、円、座標幾何、証明問題。
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which of the following has eight faces? a. dodecahedron b. octahedron c…
B. Octahedron
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question 4 of 10 which of the following platonic solids is also a cube?…
C. Hexahedron
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find the length of side ( x ) in simplest radical form with a rational …
$2\sqrt{6}$
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question 3 of 10 the dodecahedron can be constructed from the repetitiv…
A. regular pentagons
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question 2 of 10 another name for a cube is ______. a. tetrahedron b. i…
C. hexahedron
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there are only three types of polygons that can be the faces of a plato…
B. equilateral triangles C. squares D. regular pentagons
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question 10 of 10 cylinders and cones are just polyhedrons with circula…
B. False
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question 9 of 10 the shapes of the horizontal cross - sections of the c…
A. True
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question 8 of 10 which of the following choices describe the bases of a…
A. Parallel B. Discs C. Congruent
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which of the following have at least two congruent parallel bases? chec…
A. Cylinder C. Cube
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using the piling method, which of the following can be constructed from…
B. Cone (not including the vertex) F. Cylinder
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question 5 of 10 a cone is a solid made from a disc, any point on that …
B. False
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question 4 of 10 cones and pyramids both have only one base. a. true b.…
A. True
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the shapes of the horizontal cross - sections of the cylinder below are…
A. True
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question 2 of 10 a cone is a polyhedron, a. true b. false
B. False
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which of the following are polyhedrons? check all that apply. a. polygo…
B. Prism C. Pyramid
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kuta software - infinite geometry name solving right triangles date fin…
1) $18.5$ 2) $1.8$ 3) $5.3$ 4) $9.0$ 5) $12.2$ 6) $18.0$ 7) $35.2$ 8) $61.8$
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the circumference of a circle is 76.616 millimeters. what is the circle…
\( 467.36 \)
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the circumference of a circle is 12.56 feet. what is the circles area? …
\( 12.56 \)
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the circumference of a circle is 55.264 miles. what is the circles area…
243.16
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find ( mangle p ) in rhombus ( pqrs ). ( mangle p = square^circ )
$78^\circ$
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the circumference of a circle is 87.92 kilometers. what is the circles …
615.44
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find hi in parallelogram hijk. hi = submit
15
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the circumference of a circle is 119.32 millimeters. what is the circle…
\( 1133.54 \)
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multiple representations which figure is the image of \\(\\triangle def…
III
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figure ii is a translation image of figure i. write a rule to describe …
The translation rule is \((x,y)\to(x + 3,y + 3)\) (the first box is 3 and the second box is 3).
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find the length of the third side. if necessary, write in simplest radi…
3
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for each pair of figures below, choose how they are related. options fo…
1. Reflection 2. Reflection 3. Rotation 4. Rotation
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1. for each triangle, check all that apply. triangle a triangle b trian…
\(x = 51\) ### Problem 3: Find \(x\) (Exterior Angle Theorem)
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graph the image of $\\triangle tuv$ after a dilation with a scale facto…
Para graficar la imagen de \( \triangle TUV \) después de la dilatación con factor de escala 3 y centro en el origen, se calculan las coordenadas de los vértices dilatados: - \( T…
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rectangle qrst is shown. angle qrt is congruent to angle str, and angle…
They are complementary.
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graph each equation. 9) \\(dfrac{x^2}{4} + dfrac{y^2}{9} = 1\\)
The graph is an ellipse centered at the origin \((0,0)\) with vertices at \((0, 3)\), \((0, - 3)\) and co - vertices at \((2, 0)\), \((-2, 0)\). To draw it, plot these points and …
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sawyer is grounded and has to stay in his room all day. he made up a ga…
6
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use a trigonometric ratio to solve for b. round to two decimal places a…
\(18.46\)
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find the measure of angle d in degrees. round to two decimal places as …
\( 41.41^\circ \)
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a rectangle has a length that is 5 inches greater than its width, and i…
$x = 8$ or $x = -13$; the valid solution for the situation is $x=8$ width = 8 inches length = 13 inches
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which formulas can be used to find the circumference of a circle? choos…
A. \( C = \pi d \) B. \( C = 2\pi r \)
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question the triangle on the right is a scaled copy of the triangle on …
\(\frac{1}{2}\)
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the rectangle on the right is a scaled copy of the rectangle on the lef…
$\frac{3}{2}$
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the angle bisectors of $\\triangle xyz$ are $\\overline{xg}$, $\\overli…
$m\angle FXD = 112^\circ$ $EG = 12$ $m\angle FZG = 13^\circ$
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the triangle below is equilateral. find the length of side ( x ) to the…
6.0
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find ( mangle b ). ( mangle b = square^circ )
$108$
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find the length of side ( x ) to the nearest tenth. answer attempt 1 ou…
$x = 6.6$
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what is ( mangle g )?( mangle g = square^circ )
$57$
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the right triangle below is dilated by a scale factor of 5. find the pe…
Perimeter of given right triangle: \(40\) units Area of given right triangle: \(60\) units² Perimeter of dilated right triangle: \(200\) units Area of dilated right triangle: \(15…
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solve for x. round to the nearest tenth, if necessary. answer attempt 1…
122.9
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in the figure below, ( l parallel m ). find ( x ).
\(39\)
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find the cosine of ∠x. write your answer in simplified, rationalized fo…
$\frac{\sqrt{1349}}{71}$? Wait, no, wait, wait, I think I made a mistake. Wait, $2\sqrt{13}$: let's square it again. $2\sqrt{13}\times2\sqrt{13}=4\times13 = 52$. $\sqrt{19}\times\…
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find \\(\\sin(n)\\) given the triangle. enter your answer as a fraction…
\( 0.906 \) (or \( \frac{77}{85} \))
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what is the difference of the lengths of \\(\\overarc{bd}\\) and \\(\\o…
\( 1.57 \)
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what is the length of the missing leg? if necessary, round to the neare…
65 centimeters
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find the length of side ( x ) to the nearest tenth. answer attempt 1 ou…
$1.1$
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what is the value of x? x = \\square^\\circ submit
$x = 5$
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given right triangle abc with altitude \\(\\overline{bd}\\) drawn to hy…
$4$
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solve for x. round to the nearest tenth, if necessary. answer attempt 1…
$89.4$
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15） 16） 17） 18） 19） 20） 21） 22） 23） 24）
15) $30$ 16) $25$ 17) $2\sqrt{7}$ 18) $3$ 19) $48$ 20) $51$ 21) $7$ 22) $34$ 23) $51$ 24) $56$
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select the correct answer. what is the value of x in the triangle? tria…
B. 3
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solve for x. round to the nearest tenth, if necessary. answer attempt 1…
$32.4$
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select the correct answer from each drop - down menu. given: kite abdc …
- For $\triangle CDA \cong \triangle BDA$: SSS criterion - For $\triangle CED \cong \triangle BED$: SAS criterion
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select the correct answer from each drop - down menu. in the figure, (o…
The length of $\overline{AD}$ is 11 centimeters and the length of $\overline{DC}$ is 12 centimeters.
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find the volume of this rectangular pyramid. be sure to include the cor…
126 $\text{in}^3$
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15) 16) 17) 18) 19) 20) 21) 22) 23) 24) critical thinking questions: 25…
15) $\frac{7}{25}$ 16) $\frac{12}{13}$ 17) $\frac{6}{10}$ or $\frac{3}{5}$ 18) $\frac{3}{5}$ 19) $\frac{48}{50}$ or $\frac{24}{25}$ 20) $\frac{60}{61}$ 21) $\frac{24}{25}$ 22) $\f…
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for each equation, determine whether it is linear. equation | is the eq…
s: (a) For \( y = x \), select "Yes" (the circle under "Yes" for this row). (b) For \( y=-4x + 7 \), select "Yes" (the circle under "Yes" for this row). (c) For \( y=-6 \), select…
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can you show that this quadrilateral is a parallelogram? yes no
no
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if $fh = 2v + 1$ and $fj = 10v - 95$, find $fh$ in parallelogram $ghij$.
25
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in the diagram, the length of segment tq is 40 units. what is the lengt…
44 units
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17 km 15 km what is the length of the missing leg? if necessary, round …
8
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which fraction is represented on the number line below? options: $\frac…
$\frac{3}{5}$ (the option with $\frac{3}{5}$)
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select the correct answer. a triangular garden is to be split so that t…
D. 3m
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select the correct answer. a regular polygon has an exterior angle meas…
D. 12
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6. by law, the maximum slope of a wheelchair ramp is \\(\\frac{1}{12}\\…
Yes, this ramp meets the law. The slope of the ramp is \( \frac{4}{50}=\frac{2}{25}=0.08\), and the maximum allowed slope is \( \frac{1}{12}\approx0.0833\). Since \( \frac{2}{25}<…
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find the slope of the line. 1.
2
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current skill $ what is the value of x?
$x = 40$
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current skill what is the value of x? 40 find the measure of angle 2. l…
Value of $x$: $40$ Measure of angle 2: $122^\circ$
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graph each equation. 9) \\(\\dfrac{x^2}{4} + \\dfrac{y^2}{9} = 1\\) coo…
To graph \(\frac{x^{2}}{4}+\frac{y^{2}}{9}=1\): 1. Recognize it as a vertical ellipse with center \((0,0)\). 2. Vertices at \((0,\pm3)\) and co - vertices at \((\pm2,0)\). 3. Plot…
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find tan (a) given the triangle. enter your answer as a fraction or as …
\(0.343\) (or \(\frac{12}{35}\))
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only a triangle can be the base of a pyramid. a. true b. false
B. False
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how many faces does a rectangular prism have? a. eight b. six c. seven …
B. Six
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question 8 of 10 the vertical cross - sectional shapes of this prism ar…
A. True
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what is another name for the height of a prism or a pyramid? a. base b.…
D. Altitude
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a ______ is a solid consisting of a square, a point not in the same pla…
C. square pyramid
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a ______ has cross - sectional shapes, taken parallel to a base, that a…
A. pyramid
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question 4 of 10 which of the following terms correctly describe the ob…
B. Polyhedron D. Prism F. Solid
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question 2 of 10 some polyhedrons are neither prisms nor pyramids. a. t…
A. True
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which of the following terms correctly describe the object below? check…
B. Polyhedron F. Pyramid
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many simple two - dimensional figures are described using ______ and __…
C. length, E. width
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a point has zero dimension. a. true b. false
A. True
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how many dimensions does a plane have? a. one b. zero c. three d. two
D. Two
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use a trigonometric ratio to solve for ( x ). round to two decimal plac…
\(x\approx5.81\)
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when the cartesian coordinate system is used to describe three - dimens…
A. x, C. y, D. z
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many simple three - dimensional figures are described using ____, ____,…
C. width, D. length, E. height
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question 5 of 10 a three - dimensional object cannot be built from two …
B. False
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question 4 of 10 which of the following is the standard notation for a …
B. \((x, y, z)\)
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question 3 of 10 to describe a solid in geometry, it suffices to have t…
B. False
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question 2 of 10 which of the following geometric objects occupy two di…
C. Plane F. Triangle
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question 1 of 10 many rules concerning two - dimensional geometry have …
A. True
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the radius of the circle shown below is 7 inches. what is the approxima…
A. 16.5 in
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which type of arc measures exactly 180°? a. major arc b. semicircle c. …
B. Semicircle
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a pizza with a diameter of 24 inches is cut into 16 equal slices. to th…
A. $28\ \text{in}^2$
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which of the following best describes the circumference of a circle? a.…
A. The distance around the circle