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What is the reference angle of (1280^\circ)?कोण (1280^\circ) का संदर्भ कोण क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (20^\circ)(20^\circ)
(1280^\circ-1080^\circ=200^\circ). In the third quadrant the reference angle is (200^\circ-180^\circ=20^\circ).(1280^\circ-1080^\circ=200^\circ) है। तृतीय चतुर्थांश में संदर्भ कोण (200^\circ-180^\circ=20^\circ) होता है।
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