The area of a triangle will be when a = 3m, b = 4m, c = 5m, a, b, c being lengths of respective sides?  Choose the correct choice:
A) 3
B) 6
C) 4
D) 9
E) 1
S = (3 + 4 + 5)/2= 
<gadget id="calculator">(3 + 4 + 5)/2</gadget>
<output>6</output>
6 Answer:6
<result>B</result>
The area of a triangle will be when a = 3m, b = 4m, c = 5m, a, b, c being lengths of respective sides?