Math progress 3

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Math progress 3

PLEASE CHECH ATTACHMENT FOR FULL PAPER.

Use the graph below to find the value of y = sin θ for the value

radians.

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____ 2.

____ 3.

____ 4.

  1. 0
  2. 0.5
  3. 1
  4. −1 is a right triangle, with
  1. 14.9
  2. 2.4
  3. 5.6
  4. 12.2

being the right angle. m

= 68°, b = 8, find a.

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Write this measure in degrees: 8 page1image5931392radians.

  1. 180°
  2. 2880°
  3. 45°
  4. 1440°

Write this measure in radians: –45°.

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a. b. c. d.

−

−

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____ 5.

Find the exact value of cos 660°. Use a double-angle identity.

a. 1 b.

c. 0 d. −1

Find the measure of the angle in standard position.

  1. 115°
  2. −155°
  3. 245°
  4. −245°

UseeithertheLawofSinesortheLawofCosines.In ,m =43°,d=16in.,andf=24in.Findm .

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____ 6.

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____ 7.

____ 8.

a. b. c. d.

38.3° 19.6° 7.5° 26.7°

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Find the exact sine value of −30° a.

b. c. d.

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____ 9.

Find the exact value of cos 15°. Use the sum or difference identity. a.

b. c.

d.

− −

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