Q. Find the measure of a negative angle coterminal with 230∘.____∘
Subtract 360°: To find a negative angle coterminal with 230°, subtract 360° from 230° because coterminal angles are separated by full rotations, which are 360°.Calculation: 230°−360°=−130°.
Check Range: Check if −130∘ is within the range of negative angles (from 0∘ to −360∘).−130∘ is within this range, so it is a valid negative coterminal angle.
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