Question : In circle Q, AB is parallel to EF and the arcs between EF and CD are congruent. Prove that the arcs between AB and CD are congruent. If arc AB measures twice that of arc CD and arc AC measures 105 degrees, what is the measure of arc CD?
(State all the statements that are necessary in your proof along with their reasons in a
table.)
(State all the statements that are necessary in your proof along with their reasons in a
table.)
Solution:
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