Find Perimeter of Similar Figures

Find the ratio (red to blue) of the perimeter.

• 11/6

• 6/11

• 121/36

• 36/121

Find the ratio (red to blue) of the perimeter.

• 9/14

• 14/9

• 196/81

• 81/196

Find the ratio (blue to red) of the perimeter.

• 64/25

• 25/64

• 5/8

• 8/5

Find the ratio (blue to red) of the perimeter.

• 4/7

• 7/4

• 49/16

• 16/49

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

Find the missing perimeter.

• 15

• 20

• 25

• 30

The scale factor from figure A to figure B is 4.  How many times larger is the perimeter of B than the perimeter of A?

• 4

• 16

• 8

• 2

Tags

CCSS.7.G.A.1

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

• Congruent

• Vertical

• Similar

• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Find the perimeter of the large triangle. (First find the missing side length)

• 24

• 36

• 12

• 54

Find the perimeter of the large triangle.

• 12

• 15

• 24

• 36