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Warm Up 47 Area and Perimeter Ratios A Day

Last updated almost 3 years ago

3 questions

1

Question 1

1.

The figures below are similar. The labeled sides are corresponding.
What is the perimeter of the larger rectangle?

1

Question 2

2.

The figures below are similar. The labeled sides are corresponding.
What is the area of the smaller triangle?

1

Question 3

3.

If the area ratio of two similar shapes is 36:196, what is their perimeter ratio?

3:7

9:49

36:196

2:3