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The formula for the perimeter of a rectangle is p = 2w + 2l.what is the length of a rectangle if the perimeter is 100 feet and the width is 20 feet?

The formula for the perimeter of a rectangle is p = 2w + 2l.what is the length of a rectangle if the perimeter is 100 feet and the width is 20 feet?
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The formula for the perimeter of a rectangle is p = 2w + 2l.what is the length of a rectangle if the perimeter is 100 feet and the width is 20 feet?

User David Glass
by
7.8k points

1 Answer

4 votes
We solve the equation: 100 = 40 + 2xl;
Then, 60 = 2xl;
l = 60÷2;
l = 30.
User Kassi
by
8.3k points
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