Lesson: Trigonometry in Three Dimensions Mathematics

In this lesson, we will learn how to solve trigonometry problems in three dimensions.

Lesson Video

Q1:

Using the trigonometric ratios, find .

Q2:

A cuboid is shown in the figure. Calculate the angle between and . Give your answer to two decimal places.

Q3:

The figure shows a right triangular prism. Find the angle between and , giving your answer to two decimal places.