幾何
三角形、圓、解析幾何與證明題。
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decide whether the triangles are similar or not. if yes, give the rule …
7. Yes, AA (Angle - Angle) similarity rule. 8. Yes, AA (Angle - Angle) similarity rule.
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what is the name of the angle formed by ray ba and ray bc? a. ∠bac b. ∠…
B. $\angle ABC$
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which of the numbered stones shown cannot be mapped to another with a r…
7
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6. similar: similar statement:
No
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what is the measure of ∠xyz? a. 120° b. 90° c. 180° d. 30°
A. 120°
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lines l and m are perpendicular. a point q has this property: rotating …
One possible location of \(Q\) is on line \(m\). Another possible location of \(Q\) is on line \(\ell\).
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1 look at the circle below. it has a diameter of 20 cm. diameter = ____…
Diameter = 20 cm Radius = 10 cm $A = 314$ $cm^{2}$
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16. in △rst, rs = 10, rt = 15, and m∠r = 32. in △uvw, uv = 12, uw = 18,…
$\triangle{RST}\sim\triangle{UVW};\frac{5}{6}$
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m7 unit 1, lesson 6 comprehension check review 1 look at the circle bel…
1. A) $314$ $cm^{2}$ B) $100\pi$ $cm^{2}$ 2. B) $\$2010$
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similar: similar statement:
Similar: $\triangle CDE$ and $\triangle CAB$ Similar Statement: $\triangle CDE\sim\triangle CAB$ (by AA similarity)
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14. klmn and pqrs are similar trapezoids. which side of pqrs correspond…
C. $\overline{QR}$
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13. if bc = 4 and cd = 27, find ac. 31 6√3 108 √31
$6\sqrt{3}$
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4. similar: _ similar statement: _
Yes; $\triangle CAS\sim\triangle TAR$
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hallar el valor de x.
$x = 123$
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hallar el valor de x.
$x = 105$
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11. find the value of x rounded to the nearest tenth. 12.0 16.3 5.3 11.0
5.3
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3. be careful on this one! similar: ______________ similar statement: △…
No; $\triangle ABC$ is not similar to $\triangle DEF$
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10. the triangles are similar. write a similarity statement for the tri…
\(\triangle WVZ\sim\triangle YXZ\)
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9. find the value of y. 6√2 3 2 2√2
\(2\sqrt{2}\)
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7. if bc = 5.3, cd = 8.8, and ad = 14.3, find ab to the nearest tenth. …
8.6
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2. similar: similar statement: △____ ~△____
Similar: Yes Similar Statement: $\triangle EFG\sim\triangle HGI$
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2. 3. be careful on this one! similar: ____________ similar statement: …
Similar: No Similar Statement: None
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find the value of x rounded to the nearest tenth. 12.0 8.0 12.5 15.5
12.5
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solve the compound inequality. graph the solution set and write it in i…
The solution set in interval notation is \((-4,-3)\) and the correct graph is the one with an open - circle at \(-4\), an open - circle at \(-3\), and a line segment between them.
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whats the weight of 4 circles?
8
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ac, df, and gi are parallel. use the figure to complete the proportion …
BE
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1. find the value of y. 8 4√3 8√3 16
\(4\sqrt{3}\)
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if ∠1 and ∠2 are complementary angles and m∠1 = 52 degrees, then the m∠…
38
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fill in the blank 4 points in the following picture, x = type your answ…
\(x = \frac{50}{7}\)
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10. solve for x. 25 28 5/7 11 3/7 35
35
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fill in the blank 4 points. given the following picture, x = type your …
21
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9. solve for x. 4 4.8 3 3.6
$3.6$
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if angle bcd is a straight angle, what is the measure of angle acg? mul…
90 degrees
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8. find the value of x.
7.5
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8. find the value of x.
7.5
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given that m∠cat = 135°, find the value of x and the m∠cab. m∠cab = (3x…
\(x = 28.6\), \(m\angle CAB=86.8^{\circ}\)
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7. solve for x. 3.6 1.6 4.8 4.6
3.6
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3 multiple answer 3 points select all of the correct names for this giv…
A. $\angle E$ C. $\angle DEF$ D. $\angle FED$
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6. solve for x. 11.5 11.75 11.25 11
$11.25$
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which graph shows that jim and sally started from the same place, and s…
B. Graph B
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try one last time draw the following triangle after a 90° counterclockw…
Plot the triangle with vertices obtained by applying the 90 - degree counter - clockwise rotation rule $(-y,x)$ to the original triangle's vertices.
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5. find the value of y. 3 5 y 6 1.3 10 3.6 2
3.6
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5. using the diagram below, classify the angle pairs as corresponding, …
a. Consecutive interior b. Alternate exterior c. Corresponding d. Alternate interior e. Corresponding f. Alternate interior g. Alternate exterior h. Consecutive interior i. None j…
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ik and ln are parallel lines. which angles are alternate interior angle…
$\angle LMJ$ and $\angle IJM$
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try one last time. draw the following triangle after a 90° counterclock…
Follow the steps above to draw the rotated triangle. Plot the new vertices obtained by applying the rule $(x,y)\to(-y,x)$ to each vertex of the original triangle and then connect …
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example 16: the lengths of two sides of a triangular window are 7 feet …
6 feet
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a triangular number can be represented as the number of dots in an equi…
# Explicación: ## Paso 1: Identificar la fórmula La fórmula para el $n$-ésimo número triangular es $T_n=\frac{n(n + 1)}{2}$. ## Paso 2: Sustituir $n = 8$ Sustituimos $n = 8$ en la…
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line sp is represented by the equation y = -x - 14. determine the equat…
$y=-x - 6$
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hs geometry a m (sequential) / 7 similarity 4. find the value of x, giv…
10
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25.5 10 13 20
There is an error in the options provided as the correct value of $x$ (assuming we are finding the length of $QP$ using the similarity of triangles $\triangle ONQ$ and $\triangle …
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4. find the value of x, given that there are some numbers and letters o…
16
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example 6: the length of a rectangle is 62 feet and the width is 48 fee…
a. 220 feet b. 2976 square feet
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directions: pick any 2 blocks to complete each night. for example, pick…
Resolver 32 - 15: 17 Resolver 44 + 47: 91, impar Animales en el hábitat oceánico: Tiburón, Pulpo, Delfín Palabras con sonido vocal /uː/: a. tube, c. cube
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3. given: (overline{pq}paralleloverline{bc}), find the length of (overl…
9
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2. given (overline{ae}paralleloverline{bd}), solve for x.
$7\frac{6}{7}$ (It seems there was a mis - typing in the answer options formatting in the problem statement, but the correct value of $x$ is $\frac{132}{7}=18\frac{6}{7}$)
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12 x 5 10 4\\frac{1}{6} 9 6
6
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example 8: find the length of a rectangle with a perimeter of 30 yards …
9 yards
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prism with the given dimensions. ⑩ area of the base = 25 inches² height…
100
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practice find the volume of a rectangular prism with length = 8 meters …
80
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practice find the volume of a rectangular prism with the given dimensio…
80
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example 10: the width of a rectangle is eight feet more than the length…
Length is 11 feet, width is 19 feet.
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given m || n, find the value of x and y. (3x - 20)° (y - 6)° (2x + 3)°
\(x = 23\), \(y = 137\)
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graph the image of square jklm after a translation 10 units left and 3 …
Graph the square with vertices $(-10,-5),(0,-5),(0,5),(-10,5)$ on the given coordinate - plane.
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solve the following inequality - 3x≥15. what is the graph of the soluti…
The graph that has a closed - circle at - 5 and an arrow pointing to the left is the correct one. Without seeing the specific labels of the graphs clearly, if we assume the standa…
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given m || n, find the value of x and y.
\(x = 23\), \(y = 55\)
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directions: pick any 2 blocks to complete each night. for example, pick…
1. **Thursday - Solve 32 + 15 using any strategy**: - # Explanation: - ## Step1: Separar los números en decenas y unidades - Separamos 32 en 30 + 2 y 15 en 10 + 5. - ## Step2: Sum…
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given l || m || n, find the value of x. (9x)° 36°
$x = 16$
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knowledge for each question, select the best answer from the four alter…
1. B. resultant vector 2. D. W 50° N 3. B. 25 m 4. A. 110 m 5. B. 9.0 m (E)
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given l || m || n, find the value of x. (5x + 15)° (6x + 8)°
\(x = 7\)
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m || n, find the value of x. answer attempt 1 out of 2 =
\(18\)
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given m || n, find the value of x. (8x - 2)° (7x + 7)°
\(x = 9\)
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7 jae - yung tiene dos cajas. la caja a tiene dimensiones de 6 centímet…
La caja B tiene el mayor volumen.
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given m||n, find the value of x.
\(x = 24\)
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which angles are vertical angles? ∠str and ∠vwy ∠str and ∠utr ∠str and …
$\angle STR$ and $\angle UTW$
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given m||n, find the value of x. (2x + 5)° (9x + 10)°
\(x = 15\)
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which angles are vertical angles? ∠tsv and ∠rsq ∠tsv and ∠wvs ∠tsv and …
$\angle TSV$ and $\angle RSQ$
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which angles are supplementary angles? ∠fgi and ∠fgd ∠fgi and ∠edb ∠fgi…
∠FGI and ∠FGD
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15. the perimeter of a rectangle is equal to 2 times the length plus tw…
The sum of a number \(j\) and 16 is 35. 20.
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12. refer to the figure to complete this proportion. \\(\\frac{r}{?}=\\…
h
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which angles are alternate interior angles? ∠klo and ∠pol ∠klo and ∠mlj…
$\angle KLO$ and $\angle POL$
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which angles are vertical angles? ∠jkn and ∠lkn ∠jkn and ∠onp ∠jkn and …
$\angle{JKN}$ and $\angle{LKI}$
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9. solve for x
10
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jl and mo are parallel lines. which angles are adjacent angles? ∠jkn an…
∠JKN and ∠LKN
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qs and tv are parallel lines. which angles are adjacent angles? ∠tur an…
$\angle TUR$ and $\angle TUW$
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1. refer to the figure to complete the proportion. \\(\\frac{r}{h}=\\fr…
s
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graph the solution set of the inequality on a number line and then writ…
The correct graph is the one with an open circle at 5 and an arrow pointing to the left. The solution in interval notation is \((-\infty,5)\)
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eg and hj are parallel lines. which angles are corresponding angles? ∠e…
$\angle EFD$ and $\angle HIK$
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fh and ik are parallel lines. which angles are adjacent angles? ∠kjl an…
$\angle KJL$ and $\angle IJL$
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what is the value of z? 40.7° 26° z
$14.7$
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6. refer to the figure to complete the proportion. \\(\\frac{r}{h}=\\fr…
\(s\)
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what is the value of v?
$30.8$
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what is the value of r?
\(123\)
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d the value of each indicated ar 91° x x =
$91^{\circ}$
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4. solve for x. 16 9 o 12 o 12.5 o 6√3 o 5
12
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1) rotation 180° about the origin
The new triangle is obtained by applying the rule $(x,y)\to(-x,-y)$ to each vertex of $\triangle JHQ$ and then connecting the new vertices.
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1. refer to the figure to complete this proportion. \\(\\frac{h}{a}=\\f…
c
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math 8 weekly homework #2 (9/22) 1 multiple answer 12 points select all…
Two parallelograms with the same side lengths are always congruent, Two rhombuses with the same side lengths are always congruent
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line qr is represented by the equation y = -x - 7. line dg is perpendic…
$y=x - 11$
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1. solve for x. 10.5 6√3 20 10
B. \(6\sqrt{3}\)
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what is the value of w? w 26°
$64^{\circ}$