Question

If perimeter is equal to 38 cm and breadth is equal to 7 cm, find the length​

Answer 1

12cm

Explanation:

perimeter is l+l+b+b

b is 7

7+7+l+l

14+l+l=38

-14

l+l=24

2l=24

divide by 2

l=12cm

Answer 2

p=(l+b) 2

p=38

l+ b= 38/2=19

if=7.

l=19-7

= 12

Explanation: