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Twelfth Grade (Grade 12) Trigonometry Questions

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Grade 12 Trigonometry CCSS: HSF-TF.A.3
Convert to radians.

[math]45deg[/math]
  1. [math]pi/4[/math]
  2. [math]pi/5[/math]
  3. [math]sqrt2/2pi[/math]
  4. none of the above
Grade 12 Trigonometry CCSS: HSF-TF.A.3
What is the value of [math] sin ((3pi)/2)[/math]?
  1. [math]-1[/math]
  2. [math]sqrt2/2[/math]
  3. [math]1[/math]
  4. [math]1/2[/math]
Grade 12 Trigonometry CCSS: HSF-TF.A.3
Convert to degrees.

[math](7pi)/4[/math]
  1. [math]360deg[/math]
  2. [math]240deg[/math]
  3. [math]60deg[/math]
  4. [math]315deg[/math]
Grade 12 Trigonometry
Simplify. [math] (csc x tan x - cosx ) \ cotx[/math]
  1. [math]sin x[/math]
  2. [math]cos x[/math]
  3. [math]1[/math]
  4. [math]tan x[/math]
Grade 12 Trigonometry CCSS: HSF-TF.A.1
Reference angles are angles that are formed between
  1. the y-axis and the terminal side.
  2. the initial side and terminal side of the angle.
  3. the x-axis and the terminal side.
  4. none of the above
Grade 12 Trigonometry CCSS: HSF-TF.A.3
What is the value of [math] cos (pi/6)[/math]?
  1. [math]1[/math]
  2. [math]sqrt2/2[/math]
  3. [math]sqrt3/2[/math]
  4. [math]2/sqrt3[/math]
Grade 12 Trigonometry
If [math]tantheta= 5/12[/math], what is [math]sin theta[/math]?
  1. [math]12/13[/math]
  2. [math]5/13[/math]
  3. [math]13/5[/math]
  4. [math]12/5[/math]
Grade 12 Trigonometry
Grade 12 Trigonometry
The principal value of [math]sin^-1(sin{ (2π)/3})[/math] is
  1. [math]- (2 pi)/3[/math]
  2. [math](2 pi)/3[/math]
  3. [math](4 pi)/3[/math]
  4. None of the above
Grade 12 Trigonometry
Grade 12 Trigonometry
Grade 12 Trigonometry CCSS: HSF-TF.A.3
What is the value of [math] tan (pi/4)[/math]?
  1. [math]1[/math]
  2. [math]sqrt2/2[/math]
  3. [math]sqrt3/2[/math]
  4. [math]2/sqrt2[/math]
Grade 12 Trigonometry
If [math]costheta = 20/29[/math], then what is [math]csctheta[/math]?
  1. [math]29/20[/math]
  2. [math]21/29[/math]
  3. [math]29/21[/math]
  4. [math]20/21[/math]
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