Question

The length of a rectangular hall is twice its breadth.if its perimeter is 36m.find its length and breadth

Answer 1

Step-by-step explanation:

let the length be 2x m and breadth be x m

perimeter=2(lenth+breadth)

36=2(2x+x)

36=6x

x=6

length=2×6=12m

breadth=6m