Question

The length of a rectangular garden is 5 metres less than twice its width. If the perimeter of the garden is 110 metres, what is its length?

20m

35m

40m

45m​

Answer 1

Step-by-step explanation:

P of rect.=2(l+b)

A.T.Q

l=2b-5

p=110

110=2(2b-5+b)

110/2=3b-5

55+5=3b

60=3b

20=b

l=20-5

l=15m,b=20m