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ira [324]
4 years ago
10

in a circle a 60 degree sector has an area of 25 pie square feet. what is the circumference of he circle?

Mathematics
1 answer:
-BARSIC- [3]4 years ago
8 0
C=2π√150 ft
Or, C≈76.95 ft 

Comment if you want to see how I did this.

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Angles 2 and 4 are vertical angles, which means they have the same angle measure because they are opposite of each other. So angles 2 and 4 are both 114 so that makes 228. All of the angles have to make 360, so 360 - 228 = 132. Then, 132/2 because there are two angles. That makes 66. And angles 1 and 3 are also vertical angles so they are also the same

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