2023muhammadali 2023muhammadali

03-11-2017
Mathematics

contestada

Item 12
A rectangular room is 10 feet longer than it is wide. One-foot-by-one-foot tiles cover the entire floor. Let
w
w
represent the width (in feet) of the room. Write an expression in simplest form that represents the number of tiles along the outside of the room.

Respuesta :

coochicans coochicans

03-11-2017

If the width is w, and the length is w+10, then the perimeter is

2w+2(w+10),

If that is the case you need

4w+20-4,or 4w+16 tiles

Answer Link

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