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In AABC, BC = 4AB, ZB = 120, and AC = 63 cm; determine the exact lengths of AB and BC. AB = cm (Type

In AABC, BC = 4AB, ZB = 120, and AC = 63 cm; determine the exact lengths of AB and BC. AB = cm (Type a radical in simplest form.) BC = cm (Type a radical in simplest form.)

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