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 ...

Image caption, All three sides of an equilateral triangle are the same length. The word equilateral means equal lines. Each angle is the same size. Each angle is 60°. Image caption, An ...

which applies to right triangles for determining the length of sides. The video uses practical examples to illustrate these concepts, emphasizing the importance of triangles in mathematics ...