#### Multiple Choice Question (MCQ)

What is the area of a circle with a diameter of 16?

1. ×

8\pi

2. ×

16\pi

3. ×

128\pi

4. ×

256\pi

Collected in the board: Circles problems

Steven Zheng posted 1 year ago

1. The formula for the area of a circle is

\pi r^2

r=\dfrac{d}{2}=\dfrac{16}{2} =8

So the area of the circle is

\pi r^2

= \pi 8^2

=64\pi

Steven Zheng posted 1 year ago

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