haleygrace733 haleygrace733

26-05-2020
Mathematics

contestada

What is the radius of a circle in which a 30° arc is 2 pi inches long?
24 inches
12 inches
2 to the square root of 3 inches

What is the radius of a circle in which a 30 arc is 2 pi inches long 24 inches 12 inches 2 to the square root of 3 inches class=

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julied7462 julied7462

26-05-2020

the answer is 12 inches

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stormiarmy stormiarmy

26-05-2020

A = C/12 = 2pi r/ 12 = pi r/6 = 2pi
Cancel out pi and you get
r/6 =2 → r=12

Answer: B) 12 inches

Answer Link

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