Question

The length of a rectangular hall is 3 times its breadth . The perimeter the hall is 48 m . Find the length and breadth of the hall. For class 7 ​

Answer 1

l = 3b

perimeter = 48 m

perimeter of a rectangle = 2(l + b)

2(3b + b) = 48

4b = 24

b = 6 m

l = 18 m

HOPE IT HELPS U..

Answer 2

Answer:

length=18 m

breadth=6 m