Question

find the length of rectangle whose perimeter and breadth are 520m and 40m​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer: 220m

Step-by-step explanation:perimeter of rectangle is 2(l+b)

So 520m /2 = 40m + l

So 260m = 40m + l

So 260m - 40m = l

So 220m = l