Angles are fundamental in mathematics, engineering, and everyday life. They play a crucial role in calculating distances, constructing buildings, and understanding geometric shapes. In this article, ...

A right triangle is a special type of triangle that has one angle measuring 90 degrees. In this article, we will look at how to calculate the other two angles of a right triangle using trigonometry ...

Trigonometry is often aligned with right-angled triangles only. However, an understanding of trigonometry can also be extended to non-right angle triangles to find unknown sides or angles. The Sine ...

This version is used to calculate lengths. Calculate the length BC. Give the answer to three significant figures. Use the form \(a^2 = b^2 + c^2 - 2bc \cos{A}\) to calculate the length. \(\text{BC}^2 ...

Let’s look at how to use trigonometric identities to calculate missing sides. \({sin~θ} = \frac {opposite} {hypotenuse}\) \({cos~θ} = \frac {adjacent} {hypotenuse ...