Length of a rectangle exceeds its breadth by 4 m. If the perimeter of the rectangle is 84 m,
find its length and breadth.
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Answer:
let the breadth of rectangle be x,
so, the length is x + 4.
Therefore the perimeter is,
=2[x+ (x +4)] = 84.
=2x + 2x + 8 = 84m.
=4x + 8 = 84m.
= 4x = 84-8.
4x = 76m
x = 76/4.
x = 19.
The breadth of rectangle is 19m.
The length is x + 4 that is 19 + 4 = 23m.
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