Find all the possible dimensions (in natural numbers) of a rectangle with an area of 36sqcm, and find their perimeters.

Question

Philoid · Accepted Answer

Area = 36 sq.cm

l × b = 36

Case I = 18 × 2

Case II = 9 × 4

Perimeter for Case I = 2 × (18 + 2)

= 2 × 20

= 40 sq.cm

Perimeter for Case II = 2 × (9 + 4)

= 2 × 13

= 26 sq.cm