In the fig. A, B
and C are three points on a circle with centre O such that BOC = 30° and AOB = 60. If D
is a point on the circle other than the arc ABC, find ADC.
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12
Angle subtended by an arc at the center of a circle is double the angle subtended by it at any other part. Now, angle AOC is 60+30 = 90.
therefore, angleADC is half of AOC.
therefore angle ADC is 45°
therefore, angleADC is half of AOC.
therefore angle ADC is 45°
Answered by
3
Answer:
ans will be 45 degree
Step-by-step explanation:
as angle subtended at centre will be double to the angle at corrreponding angle
you can learn more about this statement from circles chap
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