Question

The perimeter of a rectangle is 40 m and its length is 15 m. Find its breadth​

Answer 1

Answer:

breadth = 5m

Step-by-step explanation:

perimeter of rectangle:2(l+b)=40 m

so l+b = 20

l = 15 m

so b= 20 -15 = 5m

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Answer 2

Answer:

5

Step-by-step explanation:

we known perimeter is twice of l+b mean;2(l+b)

l=length

b=breath

40=2(15+b)

20=15+b

20-15=5=b

5=b