Question

find the breath
length =32 cm
perimeter=100 cm

Answer 1

we know that
perimeter=2(l+b)
100cm=2(32cm+l)
100cm=64cm+2b
2b=36cm
b=18cm

Answer 2

We know, Perimeter = 2(l+b)
So,
100 = 2(32+b)
100= 64+2b
2b = 36
b = 18
So, Breadth = 18cm.