Arc Length & Speed
SOHCAHTOA
Exact Trig Values
Radians & Degrees
Graphs & Applications
100

For an object moving in circular motion, this measures the rate at which the central angle changes

What are "angular speed"?

100

Formula used to find the sides of a right triangle when two sides are given

What is the Pythagorean theorem?

100
The value of sin(90°)
What is 1?
100

Units other than degrees that are used to measure angles

What are "radians"?

100

The amplitude of a graph with the equation

 f(x) = -3sin(2x) + 1

What is 3?

200
The exact length of the arc intercepted by a central angle of (π/4) on a circle with radius 5 km.
What is (5π/4) km?
200
The SOHCAHTOA equation you would use to find side "a" if you knew angle "A" and side "b"
What is the "Tangent" equation?
200
The value of cos(30°)
What is sqrt(3)/2?
200

225o in radians

5pi/4

200

The period of a graph with the equation

g(x) = 2cos(2x)-1

What is pi?

300

The angluar speed of an object rotating at 4 rotations per minute

What is 8pi radians per minute?

300
The SOHCAHTOA equation you would use to find side "c" if you knew angle "A" and side "b"
What is the "Cosine" equation?
300
The smallest positive angle measure that has a cosine value of (-1)
What is 180°?
300

11pi/12 in degrees

What is 330o?

300

The quadrant a bearing of S30oE lands in

What is quadrant IV?

400

The linear speed of an object rotating at 10 rotations per second around a circle of radius 3in. 

What is 60pi in per second?

400
The length of side "b", approximated to the nearest hundredth, if angle "A" is 77° and side "a" is 8 feet
What is 1.85 feet?
400
The value of sin(11π/6)
What is (-1/2)?
400

The quadrant an angle of 175o would be in. 

What is quadrant III?
400

The trig function you should use when trying to find the height of an object given the angle of elevation of the sun and the length of the object's shadow

What is tangent?

500
The exact length of the arc intercepted by a central angle of 240° on a circle with radius 8 in.
What is (32π/3) in.?
500
The measure of angle "B", approximated to the nearest tenth of a degree, if side "b" is 21 meters and side "c" is 28 meters
What is 48.6°?
500
The value of cot(2π/3) (with the denominator rationalized)
What is -sqrt(3)/3?
500

The negative coterminal angle for pi/3

What is -5pi/3?

500

The SHM equation describing a pendulum that has been pulled back 3cm, released and returns to this starting position every 4 seconds

What is d = 3cos(pi/2 t)?

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