Area and Perimeter of Similar Figures

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

• 11/6
• 6/11
• 121/36
• 36/121

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.1

CCSS.7.RP.A.3

CCSS.7.NS.A.3

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

• 11/6
• 6/11
• 121/36
• 36/121

Tags

CCSS.6.G.A.1

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

• 9/14
• 14/9
• 196/81
• 81/196

Tags

CCSS.7.RP.A.2

CCSS.7.G.B.6

CCSS.7.RP.A.1

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

• 4/7
• 7/4
• 49/16
• 16/49

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Two hexagons are similar with a scale factor of 4/5. If the area of the larger hexagon is 20, what is the area of the smaller hexagon?

• 10.24

• 12.8

• 16

• 25

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.G.B.6

A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint. 

• 7 in
• 9 in
• 12 in
• 14 in

Tags

CCSS.7.G.A.1

The figures are similar. Find the area of the smaller rectangle.

• 20 in²

• 4 in²

• 10 in²

• 15 in²

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.G.B.6

The figures are similar. Find the perimeter of the rectangle RSTU.

• 21

• 33

• 66

• 99

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

Gwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?

• 3 in
• 2 in.
• 4 in
• 1 in

Tags

CCSS.7.G.A.1

Find the missing perimeter.

• 15
• 20
• 25
• 30

Tags

CCSS.5.G.B.3

CCSS.5.MD.A.1