In Oo, mCD = 20 and CA - BD.What is mAB?

Nixnotwin asked Jan 9, 2023

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30 votes

Nixnotwin asked Jan 9, 2023

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20 votes

Since the chords are congruent this means that arc CD and arc AB must be congruent too.

Therefore arc AB is 20.

TheEllis answered Jan 14, 2023

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