Similar Triangles

Front

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

Back

The triangles must have at least one side that is the same length.

Front

What does it mean for two shapes to be similar?

Back

Same shape, but different size.

Front

What is the ratio of the side lengths? Options: 2.5, 1.5, 2, 1.25

Back

1.25

Front

How long is side x if the triangles are similar? Options: 2 ft, 3 ft, 4 ft, 6 ft

Back

2 ft

Front

What is the length of XY? Options: 15, 25, 30, 40

Back

25

Front

Which triangles are similar to triangle A? Options: B, C, Both, None

Back

Both

Front

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Back

SSS

Front

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Back

AA

Front

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Back

SAS

Front

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Back

not similar