Question

what is the relation between arc of the circle, angle subtended by the arc at the centre of the cire and the radius is??​

Answer 1

Answer:

Theorem: Angle at the centre of a circle is twice the size of the angle at the circumference. If an arc subtends an angle at the centre of a circle and at the circumference, then the angle at the centre is twice the size of the angle at the circumference.

Step-by-step explanation:

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Answer 2

Answer:

The angle subtended by an arc at the center is double the angle subtended by it at any point on the remaining part of the circle. Angles in the same segment of a circle are equal. An angle in a semicircle is a right angle.

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Step-by-step explanation:

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