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23-02-2019
Mathematics

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A circle has a radius of 10. An arc in this circle has a central angle of 72

A circle has a radius of 10 An arc in this circle has a central angle of 72 class=

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MrBillDoesMath MrBillDoesMath

23-02-2019

Hello from MrBillDoesMath!

Answer:

4 Pi

Discussion:

72/360 = 1/5 so the length of the arc is (1/5) the circumference or

(1/5) ( 2 Pi * 10) => C = 2 Pi r

(20/5) Pi =

4 Pi

Thank you,

MrB

Answer Link

bhawnau233 bhawnau233

23-02-2019

Answer:

Step-by-step explanation:

Length of arc =72°/360°*2π10

Length of arc=4π

Answer Link

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