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Mathematics 17 Online
OpenStudy (cjoyce0114):

HELP PLEASE!! A giant pie is created in an attempt to break a world record for baking. The pie is shown below: A circle is shown with a central angle marked 38 degrees and the diameter marked 20 feet. What is the area of the slice of pie that was cut, rounded to the nearest hundredth? Will medal!

OpenStudy (cjoyce0114):

OpenStudy (cjoyce0114):

answer choices are: 22.08 ft2 13.19 ft2 33.14 ft2 28.97 ft2

OpenStudy (prince1342):

I can help

OpenStudy (prince1342):

The area of a circle formula is \[A=πr2\]

OpenStudy (prince1342):

We know the diameter is 20, and that the radius is always half of the diameter. Making the radius 10. So multiply 3.14 * 10 then multiply the answer by itself and boom, you got the area

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