Question 121656
SEEING AS THIS IS NOT A RIGHT TRIANGLE THE AREA FORMULA IS:
AREA=SQRT[S(S-A)(S-B)(S-C)] WHERE S=(A+B+C)/2
S=(1062+1026+390)/2=2478/2=1239
AREA=SQRT[1239(1239-1062)(1239-1026)(1239-390)]
AREA=SQRT[1239*177*213*845]
AREA=198,673 ANSWER.