Perimeter and Area of Similar Shapes

If the scale factor of 2 similar figures is 3:8, what is the ratio of their AREAS?

• 8:3

• 3:8

• 9:64

• 64:9

Tags

CCSS.7.G.A.1

The scale factor of 2 pentagons is 3:5. If the AREA of the larger pentagon is 100, what is the AREA of the smaller pentagon?

• 36

• 60

• 3

• 5

Tags

CCSS.7.G.A.1

The scale factor of 2 pentagons is 3:5. If the PERIMETER of the larger pentagon is 100, what is the PERIMETER of the smaller pentagon?

• 36

• 60

• 3

• 5

Tags

CCSS.7.G.A.1

Two hexagons have a scale factor of 3/8. If the AREA of the smaller hexagon is 72 , what is the AREA of the larger hexagon?

• 512

• 192

• 9

• 36

Tags

CCSS.7.G.A.1

Two hexagons have a scale factor of 3/8. If the PERIMETER of the smaller hexagon is 72 , what is the PERIMETER of the larger hexagon?

• 512

• 192

• 9

• 36

Tags

CCSS.7.G.A.1

P2

• 15

• 20

• 25

• 30

A1

• 0

• 12

• 24

• 30

P2

• 98

• 102

• 112

• 120

x

• 6

• 8

• 10

• 12

Tags

CCSS.7.G.A.1

A1

• 60

• 70

• 80

• 90

Tags

CCSS.7.G.A.1