If the sides of a triangle are 36 cm, 34 cm and 20 cm, what is its area?  Choose the correct choice from the following answers.
A) 320 cm 2
B) 360 cm 2
C) 340 cm 2
D) 310 cm 2
E) 300 cm 2

Rationale: "the triangle with sides 36 cm , 34 cm and 20 cm is right angled , where the hypotenuse is 36 cm . area of the triangle = 1 / 2 * 34 * 20 = 340 cm 2 answer : c"
Answer: C