The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 300 m, its area is? Pick one
A) 150
B) 377
C) 297
D) 266
E) 971
5x + 12x + 13x = 300 =&gt; x = 10   a = 50, b = 120, c = 130   S = (50 + 120 + 130)/2= 
<gadget id="calculator">(50 + 120 + 130)/2</gadget>
<output>150</output>
150   150nswer: 150
<result>A</result>
The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 300 m, its area is?