Question

The perimeter of a rectangle is 68 units, and has a length of 10 units. What is its width?

Answer 1

`24 units`

Explanation:

`P=2(L+W)=68`

`:.2(10)+2W=68`

`:.20+2W=68`

`:.2W=68-20`

`:.2W=48`

`:.W=24 units`
~~~~~~~~~~~
CHECK:-

`:.P=2(10+24)`

`:.P=2(34)`

`:.P=68 units`