G.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.

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.

Example Problems

Find the exact value:

\sin{60°}

Find the exact value:

\cos(90°)

Find the exact value:

\cos(210°)

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