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The wheel of cheese shown has a radius of 15 inches. However, a wedge has been removed with acentral angle of 45°. What is the area of the portion that was removed?O 15 in'O 56.2571 in2257 in28.1257 in'

The wheel of cheese shown has a radius of 15 inches. However, a wedge has been removed-example-1
User Babernethy
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1 Answer

4 votes

Given data:

The given radius is r =15 in.

The given angle is θ=45 degrees.

The expression for the area of the sector is,


\begin{gathered} A=(45^(\circ))/(360^(\circ))(\pi)(15in)^2 \\ =(1)/(8)(225\pi)in^2 \\ =(28.125\pi)in^2 \end{gathered}

Thus, the last option is correct.

User Littlejohn
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