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4 years ago

If the mEF = 60° and the diameter of this circle is 16 inches, what is the arc length of EF?

Mathematics

1 answer:

stiks02 [169]4 years ago

7 0

Answer:

8.38 inches (rounded up to the nearest hundredth)

Step-by-step explanation:

mEF = 60°

Diameter = 16 inches

Arc length EF is given by:

EF = $\frac{mEF}{360}$ × 2πr

Radius = 16 inches ÷ 2 = 8 inches

EF = $\frac{60}{360}$ × 2π(8)

EF = 8.38 inches (rounded up to the nearest hundredth)

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