Two and Three Dimensional Figures

Two similar triangles, ∆ABC & ∆JKL are shown. What is the length of side JL?

Mathematical Equivalence

ON

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CCSS.HSG.SRT.A.2

Polygon MNPQ is similar to polygon RSTU. What is the measure of angle z?

• 90 degrees

• 65 degrees

• 57.5 degrees

• 115 degrees

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CCSS.HSG.SRT.A.2

Complete each proportion.
CB / DM  =  AC / ?

• BM

• MA

• BC

• AD

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CCSS.HSG.SRT.A.2

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