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COMEDK Trigonometric — practice questions

Explore 19 free Trigonometric questions in COMEDK Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Trigonometric questions and exercises with answers

Showing questions 1–19 of 19.

Worked practice questions

SAT · Mathematics · Trig Ratios (SOHCAHTOA)

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Matching pairs
  1. Left
    sin θ
    Right
    opposite / hypotenuse
  2. Left
    cos θ
    Right
    adjacent / hypotenuse
  3. Left
    tan θ
    Right
    opposite / adjacent
  4. Left
    sin 30°
    Right
    1/2
  5. Left
    cos 60°
    Right
    1/2
  6. Left
    tan 45°
    Right
    1
Instructions
Match each trig ratio to its definition or value.

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SAT · Mathematics · Trig Identities — T/F

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Questions
  1. Statement is true
    Yes
    Statement
    sin²θ + cos²θ = 1.
  2. Statement is true
    Yes
    Statement
    tan θ = sin θ / cos θ.
  3. Statement is true
    No
    Statement
    sin(2θ) = 2 sin θ.
  4. Statement is true
    Yes
    Statement
    sin(2θ) = 2 sin θ cos θ.
  5. Statement is true
    No
    Statement
    cos(0) = 0.
  6. Statement is true
    Yes
    Statement
    tan(90°) is undefined.
Instructions
Decide each trig statement.

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Match the trig identity to its result

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Matching pairs
  1. Left
    sin²θ + cos²θ
    Right
    1
  2. Left
    1 + tan²θ
    Right
    sec²θ
  3. Left
    1 + cot²θ
    Right
    cosec²θ
  4. Left
    sin(2θ)
    Right
    2 sinθ cosθ
  5. Left
    cos(2θ)
    Right
    cos²θ − sin²θ

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