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Why does pi equal to 180 degrees?

Question:

Why does pi equal to 180 degrees?

Circle:

A Circle is a shape that is formed when all points of the shape are equal distance from the centre. Pi is used to find measurements such as the circumference, diameter, area of a circle. This has many applications to real life such as diameter of a pipe in a chemical plant.

Answer and Explanation: 1

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To find the circumference of a circle we use the equation {eq}\text{Circumference} = 2 \pi r {/eq}. If the circle had a radius of 1 unit (This could...

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Quarter Circles: Calculating Area, Perimeter & Radius

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Chapter 39 / Lesson 7
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Learn to define a quarter circle. Discover the area and perimeter of a quarter circle. Learn how to calculate the area and circumference of a quarter circle.


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