Use the Heron's Formula to Find the Area of the Triangle.Round

Multiple Choice

Use the Heron's formula to find the area of the triangle.Round your answer upto two decimal places. ?
A = 1,b = $\frac { 1 } { 3 }$ ,c = $\frac { 3 } { 4 }$ ?

A) 0.65
B) 0.09
C) 2.29
D) 0.66
E) 0.50