mstee123 mstee123

18-09-2014
Mathematics

Answered

Workers are putting brick trim around the edge of a circular pool in the park in Central City. The diameter of the pool is 50 feet. How many 9 inch long bricks are needed to go around the edge of the pool

Answer :

AndyBryer AndyBryer

19-09-2014

So we know the equation Circumference of a circle = πD
So now we sub in 50*12π to find the length of the perimeter in inches.
This answer is 1884.95559215
No we divide this by 9 to get 209.439510239
Then we round this to the nearest brick to get 209 bricks

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