Similar Figures and Area

What is the area ratio of the following rectangles?

• 10/7

• 100/49

• 100/36

• 4/36

Tags

CCSS.7.G.A.1

If the ratio of 2 round dinner plates is 2 : 5, what is the ratio of their areas?

• 2 : 5

• 1 : 5

• 4 : 10

• 4 : 25

Tags

CCSS.7.G.A.1

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

The area of triangle A is 54 and triangle B is 150. What is the scale factor of A to B? 

• 9:25

• 27:75

• 3:5

• 25:9

Tags

CCSS.7.G.A.1

The scale factor of two similar figures is 4 : 5. What is the ratio of their perimeters?

• 4 : 5

• 16 : 25

• 64 : 125

• 8 : 10

• A

• B

• C

• D

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

• G

• G

• H

• J

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

• A

• B

• C

• D

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

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Tags

CCSS.7.G.B.6

• A

• B

• C

• D