Question

The perimeter of rectangle is 150 cm if it's breadth is 25 cm find the area

Answer 1

150=2(l+b)

150=2(l+25)

150=2l+50

150-50=2l

l=100/2

l=50cm

area =l×b
=50×25
=1,250cm2

Answer 2

perimeter = 2(l+b)

150/2-25=l

50cm=l

ar. of rect. =l*b

=50*25

=1250 cm sq.

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