The perimeter of a triangle is 22 cm and the inradius of the triangle is 3.5 cm. What is the area of the triangle?	Choose the correct answer: A) 22 B) 35 C) 77 D) 54 E) 38

Rationale: "area of a triangle = r * s where r is the inradius and s is the semi perimeter of the triangle . area of triangle = 3.5 * 22 / 2 = 38.5 cm 2 answer : e"
Answer: E