alleryतीन वृत्तांशांचे माप 120, 90 आणि 60 degrees आहे. चौथ्या वृत्तांशाचा कोन किती आहे?
A60 degrees
B70 degrees
C80 degrees
D90 degrees
Answer & Solution
Correct answer: D. 90 degrees
पहिल्या तिन्हींची बेरीज 270 degrees होते, म्हणून शेवटचा वृत्तांश 360 वजा 270 = 90 degrees आहे.
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