Trigonometry can be used to find the length of a side in a triangle. Trigonometry close trigonometryThe study of sides and angles in triangles. can be used to find a missing side in a right-angled ...

When using trigonometry in right-angled triangles, each side is labelled based on a given angle, Ɵ. The hypotenuse (𝒉) is the longest side of the triangle, which is always opposite the right ...