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22 November, 23:56

The hypotenuse of right triangle ABC, line segment AC, measures 13 cm. The length of line segment BC is 5 cm.

What is the approximate difference between m∠C and m∠A?

34.8°

44.8°

46.3°

47.9°

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Answers (1)
  1. 23 November, 01:24
    0
    Cos (∠C) = 5/13 = 0.38462

    m ∠C = cos^ (-1) 0.38642 = 67.4°

    m ∠A = 90° - 67.4° = 22.6°

    m ∠C - m ∠A = 67.4° - 22.6° = 44.8°

    Answer:

    B) 44.8°
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