11-12-2017
Mathematics

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What is a reference angle?

Question 1 options:

An obtuse angle formed by the terminal side of the original angle and the horizontal access.

An acute angle formed by the terminal side of the original angle and the horizontal access.

An obtuse angle formed by the terminal side of the original angle and the vertical access.

An acute angle formed by the terminal side of the original angle and the vertical access.

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jimthompson5910 jimthompson5910

11-12-2017

A reference angle is formed by the terminal side and the horizontal axis (aka x axis). Replace each "access" with "axis" as those are typos. By definition, a reference angle is between 0 and 90 degrees so the angle is always acute.

Answer: Choice B

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