Find the area of the quadrilateral of one of its diagonals is 20 cm and its off sets 5 cm and 4 cm? Select: A) 189 cm 2 B) 150 cm 2 C) 127 cm 2 D) 177 cm 2 E) 90 cm 2

Rationale: "1 / 2 * 20 ( 5 + 4 ) = 90 cm 2 answer : e"
Answer: E