Mathematics for IGCSE & O level - Circle Theorems (Section 1 - No. 46)
Which of the following theorems is illustrated by the statement: "The angle between a tangent and a chord equals one angle made by their chord in the alternate segment of the circle"?
Angle at the center is twice the angle at the circumference.
Angles in the same segment are equal.
Opposite angles of a cyclic quadrilateral are supplementary.
The alternate segment theorem.
Explanation
The alternate segment theorem defines the relationship between a tangent and a chord.
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