The width of the rectangle in 2/3 of its length. If the perimeter of the rectangle is 30 cm Find its area
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Answer:
Let be length=xcm
breadth=2/3×x cm
perimeter of rectangle=30cm
2(l+b)=30
2(x+2/3x)=30
2(3x/3+2x/3)=30
2×5x/3=30
10x/3=30
10x=30×3
x=90/10
x=9 cm
length=9 cm
breadth= 2/3×9=6cm
Step-by-step explanation:
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