Similar Triangles

Which is NOT true about similar triangles.

• The angles in the triangles are congruent to each other.
• The sides are proportional to each other.
• The angles in each triangle add up to 180^o.
• The triangles must have at least one side that is the same length.

Are the triangles similar?

• Yes
• No

How long is side x?

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Are the triangles similar?

• Yes
• No

How long is side x?

• 3
• 1.5
• 8
• 2/3

Which triangles are similar to triangle A?

• B
• C
• Both
• None

Find side length X.

• 30
• 25
• 15
• 40

Find the measure of the missing angle.

• 8^o
• 58^o
• 122^o
• 64^o

What is the ratio of the side lengths?

• 1.25
• 1.5
• 2
• 2.5

What is the measure of angle b?

• 36^o
• 56^o
• 63^o
• 117^o