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

In ΔPQR, C is the centroid. PQ = 30 cm, QR = 36 cm and PR = 50 cm. If

1.	In ΔPQR, C is the centroid. PQ = 30 cm, QR = 36 cm and PR = 50 cm. If D is the midpoint of QR, then what is the length (in cm) of CD?
A.	(4√86)/3
B.	(2√86)/3
C.	(5√86)/3
D.	(5√86)/2
Answer» B. (2√86)/3

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

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