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Circle therom
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Gravity
Terms in this set (5)
How is the angle at the centre of a circle related to the angle at the circumference?
The angle at the centre is double the size of the angle at the circumference.
What size is the angle at the circumference of a semicircle?
90
How are angles subtended at the circumference, in the same segment, related?
They are equal.
What is the sum of the opposite angles of a cyclic quadrilateral?
180
What is the size of the angle between the tangent and the radius to the point of contact?
90
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