Question

The length of a rectangle is 12 cm more than its breadth. If the perimeter is 48cm . What is its length and breadth?

Answer 1

Perimeter is foumd by
P=2(a+b)
P=2(x+x+12)
P=24+4x
48=24+4x
x=6
and 6+12=18
so you have a=6 and b=18
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