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Khan Academy: Trigonometric Ratios in Right Triangles Unknown Type
Khan Academy

Khan Academy: Trigonometric Ratios in Right Triangles

For Students 9th - 10th Standards
Given the side lengths of a right triangle, find the sine, cosine, or tangent of one of the acute angles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy: Trigonometric Ratios in Right Triangles Unit Plan
Khan Academy

Khan Academy: Trigonometric Ratios in Right Triangles

For Students 9th - 10th Standards
Learn how to find the sine, cosine, and tangent of angles in right triangles.
Get Free Access See Review