Question

The area of a rectangle is 84 cmsquare and breadth is 12 cm.find its length and perimeter.?

Answer 1

`L=7` `cm`, `P=38` `cm`

Explanation:

`A=L*W`

`12L=84` `cm^2`

`L=7` `cm`

`P=2(L+W)`

`P=2(7+12)`

`P=38` `cm`