What is the length and width?

Question

a rectangle has an area of 24cm and a perimeter of 20cm.

Answer 1

Assume: L=length, W=width, A=area, and P=perimeter.

 

A=L*W

P=2*(L+W)

eqn 1) L*W=24

eqn 2) 2*(L+W)=20

by solving eqn 1 and eqn 2 we get W=4 and L=6.