Seudónimo
Seudónimo
09-04-2018
Mathematics
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Please help!! Thank you!!
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choixongdong
choixongdong
09-04-2018
Area of circle = π r^2 = π (18)^2 = 324
π
give 60 degrees so
5/6 of circle = 324
π x 5/6 = 270π
Area of Equilateral triangle = √3/4 (a^2)
= √3/4 (18^2)
= √3/4 (324)
= 81√3
so
area of shaded = 270π + 81√3
answer
D. 270π + 81√3 m^2
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