Determine the reference angle θ of the angle θ = 255 degrees and sketch θ and θ' in standard position.

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13-01-2017
Mathematics

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Determine the reference angle θ of the angle θ = 255 degrees and sketch θ and θ' in standard position.

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MissPhiladelphia MissPhiladelphia · Answer 1 · 2017-01-20T16:46:11+01:00

MissPhiladelphia MissPhiladelphia

20-01-2017

first let s determine thus the angle 355 degrees lie. Quadrant I 0 - 90qudrant II 91 - 180quadrant III 181 - 270Quadrannt IV 271 - 380
so the angle 255 is in quadrant IIIso solve for the reference angle of qudrant III use the formula:
x = a - 180x = 255 - 180x = 75 degrees is the reference angle

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