Geometry Homework - Lesson 7.2 Similar Polygons

Quiz by Jason Kenney

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13 questions
Show answers
• Q1
Polygons are similar if
all sides and angles are proportional
all corresponding angles are congruent, and all corresponding sides are congruent
all corresponding angles are congruent, and all corresponding sides are proportional
30s
• Q2
True or false: If two polygons have congruent angles and congruent sides, then the polygons are congruent.
false
true
30s
• Q3
When polygons are similar, the scale factor can be found by
a ratio of the first polygon's side to the second polygon's corresponding side
subtracting one side of the first polygon by one side of the second polygon
dividing the angle measures
multiplying one side of the first polygon by one side of the second polygon
30s
• Q4
If RST ~ XYZ, RS = 4, ST = 7, XY = 12, YZ = 21, determine the scale factor.
1:3
1:4
3:1
4:1
30s
• Q5
If polygon WXYZ ~ polygon BCDA, which side is proportional to DA?
WX
YZ
XY
WZ
30s
• Q6
Is MNO ~ to JKL?
No, corresponding angles are not congruent and sides are not proportional.
Yes, the corresponding angles are congruent and the sides are proportional.
30s
• Q7
Given MNO ~ to JKL, what is the scale factor?
4:5
2:3
3:2
5:4
30s
• Q8
Given MNO ~ JKL, if m∠M = 62 and m∠N = 78, find m∠L.
50
78
40
62
30s
• Q9
△ABC ~ △DEF. What is scale factor?
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30s
• Q10
△MNOP ~ △QRST. What is scale factor?
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30s
• Q11
△ABC ~ △DEF. What is the measure of CB?
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30s
• Q12
△ABC ~ △DEF. What is the measure of DF?
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30s
• Q13
△GHI ~ △JKL. Find x. Round to the nearest hundredth.
x = 8.67
x = 6.75
x = 4.67
x = 5.75
30s

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