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## What is the sin theta?

In the context of a right angle, the sine function, written as sinθ is equal to the division of the opposite side of the reference angle (θ) by the hypotenuse, or long side, of the triangle. **sinθ=oppositehypotenuse**.

## What is sin theta into cos theta?

Since, **sin2θ=2sinθcosθ** Therefore, sinθcosθ=sin2θ2.

## What is θ in math?

θ theta. Commonly used as a variable to **indicate an**. **angle**.