This PowerPoint contains a lesson on using inverse trig functions to calculate angles in a right angled triangle. The starter recaps finding a side length using standard trig functions. Then explains ...

👉 Learn how to evaluate inverse trigonometric functions. When an angle is unknown but the value of one of the trigonometric functions of the angle is known, we can evaluate the value of the angle ...

A PowerPoint that can be used with a class, A scaffolded student version of the PowerPoint with gaps for the students to fill in, A differentiated worksheet with answers included. This resource is ...

Trigonometry close trigonometryThe study of sides and angles in triangles. can be used to find a missing angle in a right-angled triangle when two sides are known. An understanding of the three ...

Most problems in trigonometry involve finding the length of an unknown side of a triangle when given one angle and one side or finding an unknown angle in a triangle when the lengths of two sides are ...