Zyraianmaeviz
Answered

the perimeter of a rectangle is 60 cm. it's length is twice it's width. find its length

Sagot :

Shaundavidcalfoviz
let x be the width of the rectangle and 2x is the length of the rectangle.
2 ( x + 2x ) = 60
2 ( 3x ) = 60
6x = 60
x = 10
2x = 20
Therefore, the rectangle is 20cm long and 10cm wide.