Similar Polygons

Find the scale factor.

• 4:1

• 1:3

• 2:1

• 7:3

Are the triangles similar?

• Yes

• No

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

The pair of figures is similar. Find the missing side.

• x = 10

• x = 4

• x = 2

• x = 5

Solve for x. 

• 14

• 21

• 15

• 10

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

Sides in similar figures must be proportional.  

• True

• False 

Line CB corresponds to...

• EF

• HE

• GF

• HG

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

When figures are similar, their corresponding sides are__________________.

• congruent

• proportional

• invisible