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The length of a rectangle is three times its width . if the perimeter of the rectangle is 40 cm find its area

The length of a rectangle is three times its width . if the perimeter of the rectangle is 40 cm find its area
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the length of a rectangle is three times its width . if the perimeter of the rectangle is 40 cm find its area

User Customcommander
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3w+3w+w+w=8w ... 40/8=5 ...w=5 l(3w)=15 ... 5x15=75 so the area is 75
User Tural Gurbanov
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6 votes
Divide 40 by 4 =10 3 times the width of the length = 30 30 times 10 = 300
User Educampver
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8.3k points
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