Similarity Understanding

8. 

• A

• B

• C

• D

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CCSS.HSG.SRT.A.2

In the diagram the two quadrilaterals are similar. Find JK.

• 3

• 15

• 10

• 6

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CCSS.HSG.SRT.A.2

Solve for x. The triangles in each pair are similar.

• 5

• 7

• 8

• 12

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CCSS.HSG.SRT.A.2

Which statement about the triangles at the right is true?

• ABC is similar to ADF

• ∠BAC is not congruent to ∠DAF

• ABC is congruent to ADF

• ABC is not similar to ADF

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CCSS.HSG.SRT.A.2

The pair of figures are similar. Find the missing side.

• x = 9

• x = 28

• x = 7

• x = 63

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CCSS.HSG.SRT.A.2

The pair of figures is similar. Find the missing side.

• x = 12

• x = 33

• x = 40

• x = 4

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CCSS.HSG.SRT.A.2

These triangles are similar. Find missing side...

• 5

• 7

• 9

• 11

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CCSS.HSG.SRT.A.2

Are the triangles similar?

• Yes

• No

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CCSS.HSG.SRT.A.2

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.

• No, the numbers are even

• No, the sides are 2 times larger, but the width is the same.

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CCSS.HSG.SRT.A.2

Find the missing side of the large triangle, then, find the PERIMETER of the large triangle.

• the missing side is 12, the perimeter is 24

• the missing side is 12, the perimeter is 36