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Instructional Video

How Do You Find a Missing Angle in a Quadrilateral?

Curated and Reviewed by Lesson Planet

Oh no, there is a missing angle in a quadrilateral. Where did it go? It didn't go anywhere, it's just missing the value of the angle. So how do you find that missing value? Use a formula of course. Everything in algebra uses a formula. The instructor will explain how to use this formula to find the missing angle.

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Concepts
angles, decimals, formulas, interior angles, polygons, 2-d shapes, 2-d, quadrilaterals
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Additional Tags
quadrilateral, polygon, angle, interior angles, formula, sum of interior angles, decimals, math
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Resource Details
Grade
6th - 10th
Subjects
Math
3 more...
Resource Type
Instructional Videos
Media Length
4:12
Audience
For Teacher Use
Instructional Strategy
Flipped Classroom
Usage Permissions
Fine Print