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Kevindra · Answer 1 · 2023-05-18T15:30:35+0000

If we want to find the reference angle, you have to find the smallest possible angle formed by the x-axis and the terminal line, going either clockwise or counterclockwise.

In this case, the angle 290° is in the fourth quadrant, so the reference angle can be drawn and calculated as:

The reference angle can be calculated as:

$360-290=70\degree$

Answer: the reference angle for 290° is 70°.

Mond Baware Infinits Piscais Angles and Angle Measure Name 5.2-example-1

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