Similar Triangles and Right Triangles

Find the value of x.

• 49

• 85

• 121

• 140.3

• 44.6

Find the value of w and x.

• w = 16, y = 2

• w = 2, y = 17

• w = 3, y = 15

• w = 2, y = 18

• w = 2, y = 16

To find the clearance under an overpass, you need to find the height of a concrete support beam. You use a cardboard square to line up the top and bottom of the beam. Your friend measures the vertical distance from you to the beam. What is the approximate height of the beam?

• 9.5 feet

• 47.6 feet

• 3.6 feet

• 14.5 feet

• 8.6 feet

Find the value of x.

• 21

• 3

• 81

• 9

• 18

• 5

• 4

• 29

• 60 feet

• 16.6 feet

• 3.6 feet

• 15.6 feet

• 10.3 feet

What similarity theorem would you use to prove these triangles are similar?

• SAS∼

• SSS∼

• AA∼

• BUCK∼

Solve for f.

• 6

• 4

• 3

• 8

Find side length X.

• 30

• 25

• 15

• 40

Are the triangles similar?

• Yes

• No