The centroid of an equilateral triangle ΔPQR is L. If PQ = 18 cm, then the length of PL is:

The centroid of an equilateral triangle ΔPQR is L. If PQ = 18 cm, th

1.	The centroid of an equilateral triangle ΔPQR is L. If PQ = 18 cm, then the length of PL is:
A.	\(4\sqrt{3}\) cm
B.	\(6\sqrt{3}\) cm
C.	\(3\sqrt{3}\) cm
D.	\(5\sqrt{3}\)cm
Answer» C. \(3\sqrt{3}\) cm