MediumMath· Geometry and Trigonometry· Right triangles and trigonometry· MCQ
In the figure above, what is the value of ?
A
B
C
D
Correct answer: C
Explanation
Choice C is correct. Angle A is an acute angle in a right triangle, so the value of tan(A) is equivalent to the ratio of the length of the side opposite angle A, 20, to the length of the nonhypotenuse side adjacent to angle A, 21. Therefore, .
Choice A is incorrect. This is the value of sin(A). Choice B is incorrect. This is the value of cos(A). Choice D is incorrect. This is the value of tan(B).
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id cb_question_bank:1bd4ff09-9c92-4050-8d47-867d778630b6 · question 902dc959 · IBN 08251-DC
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