The area of a triangle is with base 18m and height 6m? Choose one:  A) 88 m 2  B) 10 m 2  C) 66 m 2  D) 54 m 2  E) 31 m 2

Rationale: "1 / 2 * 18 * 6 = 54 m 2 answer : d"
Answer: D