sat suite question viewer
Geometry and Trigonometry
Difficulty: Medium
Triangle shown is a right triangle. Which of the following has the same value as ?
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Explanation
Choice D is correct. The sine of an angle is equal to the cosine of its complementary angle. In the triangle shown, angle is a right angle; thus, angles and are complementary angles. Therefore, has the same value as .
Choice A is incorrect and may result from conceptual errors.
Choice B is incorrect and may result from conceptual errors.
Choice C is incorrect and may result from conceptual errors.