L2 Practice Part 1
Completion requirements
Unit A: Geometry
Chapter 3: Trigonometry
Practice
Instructions: Click the Download File button to download a printable PDF of the questions. Answer each of the following practice questions on a separate piece of paper. Step by step solutions are provided under the Solutions tab. You
will learn the material more thoroughly if you complete the questions before checking the answers.
1.
Use a calculator to find the following cosine values.
a.
cos 98°
b.
cos 32°
1.
Use a calculator to find the following sine values.
a.
cos 98°
b.
cos 32°
a.
cos 98° = –0.1392
b.
cos 32° = 0.8480
If you are unable to calculate these values, STOP and contact your teacher.