If The length of AB = 9.55cm , OB = OC = 0.45cm then AO2 = ________.
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Answer:
AB= 9.55cm
OB=0.45cm
Step-by-step explanation:
AB=OA+OB
OA=9.55-0.45
=9.10cm
OA^2= 9.10×9.10
=82.81cm
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