1. Complete each table. Students,
Take out your calendar and your homework. Take out your spiral notebook and Complete the DNA. Use your notes if necessary.
(Hint: Use the unit circle.)
Complete each table.

2. Trigonometric Values of Common Angles
Unit Circle x y
(0, 1)
90°
120°
60°
135°
45°
30°
150°
(–1, 0)
180°
(1, 0) 0°
360°
210°
330°
315°
225°
240°
300°
(0, –1)
270°
Trigonometric Values of Common Angles

5. Amplitude
The amplitude of
Represents half the distance between the maximum and minimum values of the function and is given by

6. Period
The period of
is given by

7. Find the period and amplitude of the following functions.

9. Graph the following functions.

10. Linear and Angular Speed
2) The circular blade on a saw rotates at 2400 revolutions per minute.
Find the angular speed in radians per second.
The blade has a radius of 4 inches. Find the linear speed of a blade tip in inches per second.