# Given: Circle O, diameter, marked perpendicular, Chord BC= 10, find x?

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- PuzzlingLv 77 months ago
The long chord is bisected into BC and AC. So they have the same length. You said BC = 10, so AC would be the same length.

Answer:

x = 10 units

P.S. If you meant that chord *AB* was 10, then x would be 5.

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