Mathematics
Angeld
30

The perimeter of a rectangle is 30 inches. If its length is three times its width, find the dimensions.

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(1) Answers
nevar

Perimeter = 2×L + 2×W Let x = width Length = 3x 2 (3x) + 2 (x) = 30 6x + 2x = 30 8x = 30 x = 30/8 = 3 3/4 inches So width is 3 3/4 inches and length is 3x so 3 × 3 3/4 = 11 1/4 inches Length 11 1/4 inches Width 3 3/4 Inches

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