Unit 4 - Scale Factor & Similarity Quiz

What similarity theorem would prove that these triangles are similar?

• SAS∼

• SSS∼

• AA∼

• Side Splitter

Choose the similarity statement for the triangles.

• ΔMNL ∼ ΔOPQ

• ΔNOM ∼ ΔPQL

• ΔLMN ∼ ΔPQO

• ΔMLN ∼ ΔPQO

Determine whether the triangles are similar.

• SSS~

• AA~

• SAS~

• not similar

Polygon A and B are similar. Give the scale factor of figure A to B.

• 4:1

• 1:4

• 4

• 2:4

Polygon A and B are similar. Give the scale factor of figure A to figure B.

• 5:2

• 2:5

• 5:3

• 3:5

Are the triangles similar?

• Yes

• No

If two figures are similar their angles are______.

• proportional

• congruent

• supplementary

• complementary

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

• equal

• congruent

• proportional

• none of these

• X = 15

• X = 20

• X = 25

• X = 18

Find the height of the tree.

• 8 ft

• 12 ft

• 13 ft

• 15 ft