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Page 1: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

Hosted

by

Mr. Guthrie

Page 2: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

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Page 3: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

Row 1, Col 1

Relative to the acute angle of a right triangle, the three sides of

a right triangle are the ?

What is opposite, adjacent, and hypotenuse?

Page 4: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

1,2

Simplify tan A cot A.

What is 1?

Page 5: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

1,3

Determine the value of r forthe coordinates (-10, 8).

What is 241?

Authorized User
Authorized User
Page 6: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

1,4

A right triangle has an acute angle measuring 50 with an hypotenuse of length 15. Findthe length of the opposite side to the nearest tenth.

What is 11.5?

Page 7: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

2,1

Define sin, cos, and tan by a right triangle with acute angle A.

What is sin A = opp/hyp, cos A = adj/hyp, and tan A = opp/adj?

Page 8: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

2,2

State the three Pythagorean Identities so that they all

Equal 1.

What is sin2x + cos2x, sec2x – tan2x, and csc2x – cot2x?

Page 9: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

2,3

State the values of sine, cosine,and tangent whose coordinatesare (-24, 10).

What are sinA=5/13, cosA=-12/13, and tanA=-5/12?

Page 10: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

2,4

If tan = 3/2 and the terminalside of lies in Quadrant III, what is the value of sec ?

What is - 13/2?

Page 11: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

3,1

Use a calculator to evaluate thecsc 4807

What is 1.3432?

Page 12: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

3,2

If csc = 3 and sec = 32/4,what is sec (90 - )?

What is 3?

Page 13: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

3,3

Find the reference angle for 120 and 5/3?

What is 60 and /3?

Page 14: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

3,4

Find two solutions for the equation that is between 0 and 360: sin = - ½

What is = 210 and 330?

Page 15: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

4,1

State the quadrant in which lies:cot > 0 and cos > 0

What is quadrant IV?

Page 16: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

4,2

Simplify (1 + cos )(1 – cos ).

What is sin2?

Page 17: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

4,3

Evaluate the sine, cosine, andtangent of - 17/6 without using a calculator.

What is sin -17/6 = - ½, cos -17/6 = - 3/2, and tan -17/6 = 3/3?

Page 18: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

4,4

A guywire is stretched from the top of a 200-foot broadcasting tower to an anchor making an angle of 58 with the ground. How long is the wire?

What is 235.8 feet?

Page 19: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

5,1

If cot = 9/4, what is cos ?

What is 997/97?

Page 20: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

5,2

Simplify:

What is csc sec ?

sin cos

cos sin

Page 21: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

5,3

The terminal side of lies on theline y = - x and in Quadrant II , find the value of sec by finding a point on the line.

What is sec = - 2?

Page 22: Hosted by Mr. Guthrie 100 200 400 300 400 Definitions Trig IdentitiesCoordinate Trig Trig Problems 300 200 400 200 100 500 100

5,4

A ramp 20 feet in length rises toa loading platform that is 3 1/3 feet off the ground. Find the angle of elevation.

What is 9.594?


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