Archaeologists have recently started uncovering remains of James Fort in Virginia. The fort was in the shape of an isosceles triangle. Unfortunately, one corner has disappeared into the James River. If the remaining complete wall measures 300 feet and
the remaining corners measure 46.50 and 87°, how long was the larger incomplete wall (side AC)?
A) 413 ft
B)402 ft
C)387ft
D)300 ft