Calculate the area of the shaded sector.

http://curriculum.kcdistancelearning.com/courses/GEOMx-HS-A09/b/assessments/C-CircumferenceandAreaofaCircleQuiz/Geometry_7.4_Quiz_FINAL_20q.gif

I need a walk through of how to get to the answer

Question

Calculate the area of the shaded sector.

http://curriculum.kcdistancelearning.com/courses/GEOMx-HS-A09/b/assessments/C-CircumferenceandAreaofaCircleQuiz/Geometry_7.4_Quiz_FINAL_20q.gif

I need a walk through of how to get to the answer

anonymous · Answer

@Meinme

anonymous · Answer

area of sector= arc measure/360*A

anonymous · Answer

is 12.5 radius

anonymous · Answer

I think that the 12.5 is the diameter

anonymous · Answer

do you know formula for area of sectors

anonymous · Answer

actually the area of a sector is $$A=1/2thetar^2$$

anonymous · Answer

yeah and this will give u somthing like 8.51

anonymous · Answer

or u can use theta/360 * pi r^2

anonymous · Answer

?? They say the formula is what i said above, I just got the same thing. thank you

anonymous · Answer

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