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A pie has a diameter of 9 inches. Each slice of the pie has a central angle of 45 degrees. What...

Question:

A pie has a diameter of {eq}9 {/eq} inches. Each slice of the pie has a central angle of {eq}45 ° {/eq}. What is the area of each slice of pie?

Circle

A circle is a two dimensional figure where all point in a plane is equidistant from a single point called center.

The image shown below is a figure of circle with center O and radius R

Following are the properties of a Circle:

$$Area =\ \pi * radius^2 $$

$$Perimeter\ or\ circumference:\ 2*\pi * radius $$

Answer and Explanation:

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A pie has a diameter of 9 inches, so the radius of the pie is 4.5 inches

Area of pie is

$$Area =\ \pi * radius^2 $$

$$Area =\ \dfrac{22}{7} *...

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Circles in Word Problems

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Chapter 39 / Lesson 8
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Watch this video lesson to learn how you can solve word problems that involve circles. Learn how the properties of circles make your problem-solving life that much easier and quicker.


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