In OJ, KM is a diameter with length of 18, and KJL= 120°. Find the length of KL in terms of pie.

Jeff Bradberry asked May 12, 2023

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Jeff Bradberry asked May 12, 2023

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14 votes

Using the formula to calculate the arc length

$\text{arc length}=(\theta)/(360)\cdot2\pi r$

where θ is the angle and r is the radius

In this case

θ=120

r=18/2=9

we substitute the values in the formula

$\text{arc length =KL}=(120)/(360)\cdot2\pi(9)=6\pi$

Yekta answered May 15, 2023

by Yekta

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