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Trigonometrical...

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  • Question 1
    1 / -0

    Which of the following values is the same as sin (80° – x)?

  • Question 2
    1 / -0

    If cos(90° - A) = 4/5, find the value of tan A.

  • Question 3
    1 / -0

    If A and B are acute angles and A + B = 90°, which of the following relations holds true?

  • Question 4
    1 / -0

    Find the value of cos(180° - A).

  • Question 5
    1 / -0

    Which of the following has the same value as tan12° tan43° tan30° tan78° tan47°?

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