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Diagonals of a Parallelogram Bisect Each Other

In a parallel...

Question

In a parallelogram ABCD, diagonals AC and BD intersect at O. If AO=5 cm, what is the value of AC?

A

5 cm

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B

20 cm

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C

10 cm

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D

none of these

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Solution

The correct option is C 10 cm
Diagonals bisect each other.
We have $A C = 2 \times A O = 2 \times 5 = 10 c m .$

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