Instructional Video

Khan Academy: Triangles: Triangle Angle Example 2

Curated by ACT

Shows how to find the measure of missing angles using the triangle sum theorem and vertical angles.

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CCSS: Adaptable
Concepts
exterior angles, triangle sum theorem, vertical angles, triangles
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Additional Tags
angle-sum theorem, parallel lines cut by transversal, remote interior angles, khan academy, triangle angle
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Resource Details
Grade
9th - 10th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Audiences
For Administrator Use
2 more...
Lexile Measures
0L
Common Core
8.G.A.5