SOLUTION: 1. the floor of a room that is 12 feet wide and 15 feet long will be covered with tiles that are 1 foot square. How many tiles are needed?

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Question 294470: 1. the floor of a room that is 12 feet wide and 15 feet long will be covered with tiles that are 1 foot square. How many tiles are needed?

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The area of a rectangle is
A=L%2AW=12%2A15=180
There is an area of 180 sq. feet.
Each tile takes up 1 square foot.
So you need,
N=180%2F1=180
180 tiles to tile the 12x15 floor.