Question

the breadth of a rectangle is 5 cm more than one third of the length the perimeter of the rectangle is 42 cm find the length of the rectangle

Answer 1

Step-by-step explanation:

p=2(l+b)

42=2(l+b)

=2(l+5)

=2l+2×5

2l=42-(2×5)

=42-10

2l=32

l=32/2

l=16

length is equal to 16cm