1. Without a calculator, find the indicated value.
Students,
Take out your calendar and your homework. Take out your spiral notebook and Complete the DNA. Use your notes if necessary.
Without a calculator, find the indicated value.

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

3. Trig Identities
Reciprocal Identities
Quotient Identities

4. Pythagorean Identities

5. Verify the trig identity.
Quotient Identity
Pyth. Identity

6. 4) A ramp 17. 5 feet in length rises to a loading platform that is 3
4) A ramp 17.5 feet in length rises to a loading platform that is 3.5 feet off the ground. Find the angle θ that the ramp makes with the ground.
Solve each triangle. 6) 5)

8. Linear and Angular Speed
2) The circular blade on a saw rotates at 1200 revolutions per minute.
Find the angular speed in radians per second.
The blade has a radius of 5 inches. Find the linear speed of a blade tip in inches per second.