Similarity and Right Triangles

Find the length of the missing side. 

• 17 cm

• 22 cm

• 15 cm

• 13 cm

If two figures are similar, the corresponding sides are ______________.

• equal

• congruent

• proportional

• none of these

If two figures are similar their angles are______.

• proportional

• congruent

• supplementary

• complementary

Give the reason for similarity

• AA

• SAS

• SSS

• Not similar

Solve for m.

• -2

• 2

• -9

• 9

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

What are matching sides of similar figures?

• Corresponding Sides

• Corresponding Angles

• Scale Factor

Which of the following is NOT true about similar figures?

• Similar figures always have the same shape.

• Similar figures always have the same size.

• Similar figures always have corresponding angles that are equal.

• Similar figures always have corresponding sides that are proportional.

Are the triangles similar?

• Yes

• No