1
In the diagram below, ST is the perpendicular bisector of AB. Given that AB = 6 cm, then
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- AO = 3 cm and ∠AOT = 90°
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- ST = 3 cm and ∠BOT = 90°
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- OB = 3 cm and ∠BOT = 45°
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- OT = 3 cm and ∠AOT = 90°