Similar Triangles with Equations

Solve the proportion.

• 20

• 7

• 22

• 11

Solve the proportion.

• 10

• -2

• 4

• -7

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The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Given that the two triangles are similar,

find the value of X and Y.

• X=2.5 and Y=6.5

• X=6.5 and Y=2.5

• X=3 and Y=7

• X=2 and Y= 5

• F

• G

• H

• J

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The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24