How many 1-foot-square border tiles do you need to surround a pool that is 10 feet long and 5 feet wide?

1 Answer
Apr 20, 2016

34.

Explanation:

Knowing that the pools length is 10 feet, you know that you must go 1 foot passed each end to completely surround the perimeter.

12×2=2412×2=24

The width only needs to match the width of the pool.

5×2=105×2=10

Add them together.

10+24=3410+24=34