alleryRectangle ABCD has vertices in order. Diagonals AC,BD meet at O, and AO=5 cm. What is BO?
A5 cm
B15 cm
C10 cm
D2.5 cm
Answer & Solution
Correct answer: A. 5 cm
The diagonals are equal and both are bisected at O. Their halves AO and BO therefore have the same length, 5 cm.
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