Question

What is the perimeter of the rectangle `(-3, 12), (-3, -8), (5, 12), (5, -8)`?

Answer 1

`=56`

Explanation:

Shorter side of the rectangle is `(5-(-3))=5+3=8`
And Longer side is `12-(-8)=12+8=20`
Hence perimeter `=2times(20+8)=2times28=56`