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In the triangle PQR, C is the centroid. ...

In the triangle PQR, C is the centroid. PQ = 30 cm, QR = 36 cm and PR = 50 cm. If D si the midpoint of QR, then what is the length (in cm) of CD?

A

`( 4 sqrt"" 86) // 3`

B

` ( 2 sqrt"" 86) // 3`

C

` ( 5 sqrt"" 86) // 3`

D

`( 5 sqrt""86) // 2 `

Text Solution

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The correct Answer is:
A
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