Similar Triangles Solving for X

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Click to see image.

• A

• B

• C

• D

What is the measure of x?

• 12

• 15

• 6

• 9

The polygons shown are similar. Determine the measure of the missing side.

• 12

• 7

• 6

• 28

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

Complete each proportion.
AB / BM  =  ? / CD

• BC

• AC

• MD

• MC

Marvin's son is 3 ft tall. He casts a shadow of 1 foot. Marvin casts a shadow of 2.5 ft. How tall is Marvin?

• 3 ft

• 7.5 ft

• 1.2 ft.

• 0.8 ft.

Are the triangles similar?

• Yes

• No

solve for x

• 26

• 27.6

• 25.2

• 28.8

• 30.4