The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides?  Choose the correct choice from the following options:
A) area=3 B) 4 C) 5 D) 6 E) 7
S = (1 + 2 + 3) /2= 
<gadget id="calculator">(1 + 2 + 3) /2</gadget>
<output>3</output>
3=&gt; No triangle exists   area=3nswer: area=3
<result>A</result>
The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides?