9.6 - Summary
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Practice Questions
Test your understanding with targeted questions
If chord AB is equal to chord CD, what can you say about the angles at the center?
💡 Hint: Think of the effects of equal chords.
What is a cyclic quadrilateral?
💡 Hint: Recall how vertices relate to circles.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Do equal chords of a circle always subtend equal angles at the center?
💡 Hint: Remember this is a foundational property of circles.
The sum of opposite angles in a cyclic quadrilateral is 180°. Is this true?
💡 Hint: Think about the definition of cyclic quadrilaterals.
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Challenge Problems
Push your limits with advanced challenges
Given a cyclic quadrilateral ABCD where ∠A + ∠C = 180°, prove that the quadrilateral is cyclic.
💡 Hint: Think about the definition of cyclicness.
Two chords in circles with different radii are equal. Analyze how the central angles compare.
💡 Hint: Consider that angles are directly related to the chord lengths.
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Reference links
Supplementary resources to enhance your learning experience.