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Trigonometric Ratios

Understanding that the ratios of the sides of a right triangle are called trigonometric ratios. Understanding and applying the trigonometric ratios: sine, cosine, and tangent.

Mapped to CCSS Section# HSG.SRT.C.6

Understand that by similarity, side ratios in right triangles are properties of the angles in the triangle, leading to definitions of trigonometric ratios for acute angles.