Lesson: Evaluating Trigonometric Functions Using a Calculator Mathematics

In this lesson, we will learn how to find trigonometric function values using a calculator.

Lesson Plan

Students will be able to

find values of trigonometric functions (sine, cosine, and tangent) of an angle given in degrees or radians using a calculator.

Students should already be familiar with

trigonometric ratios,
converting the measure of angles between degrees; degrees, minutes, and seconds; and radians,
using a calculator.

Students will not cover

Q1:

Find, to 4 decimal places, the value of .

Q2:

Calculate giving the answer to four decimal places.

Q3:

Calculate giving the answer to four decimal places.