Similar Triangles and Parallel Lines

How are the triangles similar?

• AA

• SAS

• SSS

• NEI or Not Similar

How are the triangles similar?

• AA

• SAS

• SSS

• NEI or Not Similar

How are the triangles similar?

• AA

• SAS

• SSS

• NEI or Not Similar

Are the triangles similar?

• Yes

• No

Solve for X

• 7.5

• 4.8

• 13.33

• 5

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Find the height of the tree.

• 8 ft

• 12 ft

• 13 ft

• 15 ft

A telephone booth that is 8 ft tall casts a shadow that is 4 ft long. Find the height of a lawn ornament that casts a 2 ft shadow.

• 4 ft

• 2 ft

• 8 ft

• 6ft

Solve for x.

• x = 2

• x = -1

• x = 1

• x = 5

Are the triangles similar? If so, why?

• No

• Yes, they look like it.

• Not enough information is given.

• Yes, Angle-Angle Triangle Similarity Theorem