Calculate the Area of a Sector | Formula and Examples

Learn how to calculate the area of a sector. We will walk you through step-by-step examples for finding the area of a sector when given the radius and a central angle in degrees or radians.
We explain what a sector is and why it is important to know how to calculate its area. We then show you how to use the formula for finding the area of a sector. We will provide clear and concise examples to help you grasp the concept easily.

Key points covered in this video include:
- Definition of a sector
- Formula for calculating the area of a sector
- Examples with different central angles in degrees and radians

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Understand The Math provides students and lifelong learners with access to free, straightforward, and engaging mathematics instruction. I’m Cheryl Hile, the founder of Understand The Math, and I’m passionate about ensuring that accurate and engaging mathematics instruction is available to everyone! I have a Ph.D. in Engineering Science and Applied Mathematics and have over 25 years of teaching experience at the university level. This channel provides videos that contain clear explanations, step-by-step problem solving strategies, and carefully worked out example problems. In the video descriptions, you'll find a link to free guided notes. Students can use these notes to highlight concepts and fill in answers to example problems while watching the videos, and later, they can review what they've learned.

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