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larisa86 [58]
3 years ago
10

Math HW please help.

Mathematics
1 answer:
Margarita [4]3 years ago
7 0

Answer:

A  x = 3

Step-by-step explanation:

A = ½θR²

R = x

x = √(2Α/θ)

θ = (360 - 60)(π/180) = 5π/3 radians

x = √(2(15π/2) / (5π/3))

x = √(15π(3/5π))

x = √9

x = 3

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