Question

the length of a rectangular floor is 20 metres more than its breadth the perimeter of the floor is 280 what is its length

Answer 1

length of rectanglular floor is 100m .I hope you mark as brainliest answer

Answer 2

let breadth of rectangle =x.
length =x +20m.
perimeter of rectangle =2 (l +b )
280m =2 (x +x +20m )
280m =2 (2x +20m )
140m =2x +20m
2x = 120m
x = 60m
length = 60m +20m =80m.

I hope it will help you...