# If the Angle θ = -60° , Find the Value of Sinθ . - Geometry

If the angle θ = -60° , find the value of sinθ .

#### Solution

We know that, for any angle θ ,sin(-θ) = -sinθ

thereforesin(-60^@)=-sin60^@=-sqrt3/2

Concept: Trigonometric Ratios of Complementary Angles
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