Instructional Video

Khan Academy: Trig Word Problem: Complementary Angles

Curated by ACT

Sal solves a problem about a submerged pyramid using the fact that the sine of an angle is equal to the cosine of its complementary angle.

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Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional
Common Core