The perimeter of a triangle is 60 cm and the inradius of the triangle is 2.5 cm. What is the area of the triangle Choose the correct option:
A) 72	B) 828	C) 729	D) 75	E) 35

Rationale: "explanation : area of a triangle = r * s where r is the inradius and s is the semi perimeter of the triangle . area of triangle = 2.5 * 60 / 2 = 35 cm 2 answer : option d"
Answer: D