Consider the two similar rectangles shown in the figure.

a

Find the area of Rectangle A.

Area A = $\editable{}$cm^{2}

b

Find the area of Rectangle B.

Area B = $\editable{}$cm^{2}

c

What is the ratio of the area of Rectangle A to Rectangle B?

d

Is it true in this case that if the matching sides of two similar figures are in the ratio $m:n$`m`:`n`, then their areas are in the ratio $m^2:n^2$`m`2:`n`2?

True

A

False

B

True

A

False

B

Easy

Approx 2 minutes

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