The area of a sector of a circle of radius 4 cm formed by an arc of length 3.5 cm is?  Choose the correct choice from the following answers
A) 7  B) 7.67  C) 8.75  D) 8.98  E) 8.28

Rationale: "( 4 * 3.5 ) / 2 = 7 answer : a"
Answer: A