Question

find the length of the rectangular field whose perimeter is 90metre and breadth is 20 metre​

Answer 1

Answer:

25 metre

Step-by-step explanation:

perimeter of rectangle=2(l+b)

90=2(l+20)

45=l+20

l=25metre

Answer 2

Step-by-step explanation:

Perimeter = 2(l+b)

90 = 2(l+20)

45 = l+20

l = 45-20

length = 25