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A,B,C,are three points on a circle …

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A,B,C,are three points on a circle with centre o such that angle BOC=30° and angle AOB=60°. If D is a point on the circle other than arc ABC ,find angle ADC

Posted by Devansh Mishra 8 years, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Xyz Abc 8 years, 3 months ago

Since angle subtended at center of circle is double than angle subtended at remaining part of circle Therefore angle ADC=45°

0Thank You

Kétú Máññ 8 years, 3 months ago

45.

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CBSE > Class 09 > Mathematics