The area of a sector of a circle of radius 4 cm formed by an arc of length 4.5 cm is?	Choose the correct option:	A) 8.78	B) 8.67	C) 8.75	D) 8.98	E) 9

Rationale: "( 4 * 4.5 ) / 2 = 9 answer : e"
Answer: E