Engineering Board Exam Reviewer · Inverse Trigonometric Functions · medium

Find ≤ft( 35 ).

  1. 3/5
  2. 5/4
  3. 4/3
  4. 4/5

Answer

D. 4/5

Solution

Let = 35, so the adjacent side is 3 and the hypotenuse is 5. The opposite side is 4, so = 45.

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