Math  /  Trigonometry

QuestionFind two positive and two negative angles coterminal with A=630A = -630^{\circ}.

Studdy Solution
Calculate the second negative coterminal angle.
NegativeCoterminalAngle2=990360=1350Negative\, Coterminal\, Angle\,2 = -990^{\circ} -360^{\circ} = -1350^{\circ}The next two positive coterminal angles are90 degrees and450 degrees. The next two negative coterminal angles are -990 degrees and -1350 degrees.

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