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Right Triangle Trigonometry

Right Triangle Trigonometry

Author: Jennifer Fudal

The student will use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems.


After a brief video tutorial, the student will be able to solve for side lengths in right triangles using trigonometric ratios and/or Pythagorean Theorem.

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Introduction to right triangle trigonometric functions

Source: Khan Academy/Youtube

Tangent ratio practice

Solving for side lengths in right triangles using the tangent ratio for trigonometry