Similarity Understanding

The polygons in the diagram are similar. Find the value of x.

• x=15

• x=44

• x=10

• x=11

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CCSS.HSG.SRT.A.2

If triangles ADE and ABC shown in the figure above are similar, what is the value of x?

• 4

• 5

• 6

• 8

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CCSS.HSG.SRT.A.2

Are the triangles similar?

• Yes

• No

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CCSS.HSG.SRT.A.2

Find the missing side length of the similar figures.

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CCSS.HSG.SRT.A.2

∆EFG is similar to ∆HJK. What is the value of x?

• 63

• 7

• 1/3

• 3

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CCSS.HSG.SRT.A.2

Which proportion can be used to solve for the missing side?

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CCSS.HSG.SRT.A.2

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

• x = 9

• x = 28

• x = 7

• x = 63

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CCSS.HSG.SRT.A.2

Given that Triangle ABC is similar to Triangle DEF. Find the angle B.

• 60⁰

• 42⁰

• 79⁰

• 180⁰

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CCSS.HSG.SRT.A.2

Pentagon ABCDE is similar to Pentagon RYMNT. Which of the following is correct.

• ∠C ≅ ∠M

• ∠T ≅ ∠E

• ∠Y ≅ ∠B

• ∠A ≅ ∠M

• ∠C ≅ ∠R

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CCSS.HSG.SRT.A.2

The pair of figures is similar. Set up and solve a proportion to find the missing side length.(x)

• x = 20

• x = 12

• x = 5

• x = 4

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CCSS.HSG.SRT.A.2