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Circles - AGMath.com
... congruent. Inscribed Angle Conjecture: Inscribed angles are half the measure of intercepted arcs. Cyclic Quadrilaterals Conjecture: Opposite angles are supplementary. Parallel Lines Conjecture: Intercepted arcs of parallel lines are congruent. C F ...
... congruent. Inscribed Angle Conjecture: Inscribed angles are half the measure of intercepted arcs. Cyclic Quadrilaterals Conjecture: Opposite angles are supplementary. Parallel Lines Conjecture: Intercepted arcs of parallel lines are congruent. C F ...