You are a surveyor needing to solve the problems depicted in the drawing. Do not assume the drawing is to scale. Known angles are shown in the drawing. All known distances are in feet according to the following table:
Segment Length
CB 271
CD 772
CE 561
DE 543
A:Find the length of AB to the nearest foot. Find the length of AC to the nearest hundredth foot.
B:Show all your work to find the length AD to the nearest tenth foot using the Law of Cosines.
C:Show all your work to find the measure of angle E using the Law of Cosines. Give your result to the nearest tenth degree.