How would I solve this? I do not get the problem.

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asked May 11, 2018 116k views

1 Answer

Chris Seline · Answer 1 · 2018-05-18T09:43:20+0000

Find the area of the CD. (I used P for pi, too lazy @_@)
A=Pr² - Pr²
radius of the small hole in the middle, 0.75cm
radius of the CD, 6cm
A=3.14*6²-3.14*0.75²
A=111.27375cm²
The Approximate area of the CD is 111.27cm²

How would I solve this? I do not get the problem.

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