Instructional Video

Khan Academy: Geometry: Finding Area Using Similarity and Congruence

Curated by ACT

Explains how to determine the area of a pentagonal shaded region in a triangle. The triangle that is broken into multiple similar and congruent triangles. [10:07]

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CCSS: Adaptable
Concepts
area of triangles, corresponding angles, corresponding sides, similar triangles, area
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Additional Tags
area of shaded region, khan academy, khan academy math
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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