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Lesson 12: The Relation between Opposite Angles of a Cyclic Quadrilateral
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Relation between the Central Angle and Inscribed Angle
Lesson 12 · The Relation between Opposite Angles of a Cyclic Quadrilateral
Relation between the Central Angle and Inscribed Angle
Mathematics
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8 min
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Question 1 of 13
1
In a circle with centre O, \( \angle AOB = 140^\circ \) and C is on the major arc. What is \( \angle ACB \)?
\( 280^\circ \)
\( 70^\circ \)
\( 140^\circ \)
\( 40^\circ \)