The archaeologists plan to build two more straight paths, AD and DC. For the paths to go around
the site, angle BAD is to be made equal to 85° and angle BCD is to be made equal to 70° as shown
in the following diagram.
D
185
250
70
c. Find the size of angle ACD. Round to the nearest degree.
C
125
B
b. Find the size of the angles BAC and CAD. Round to the near t degree.
d. The length of path AD is 287 meters. Find the area of the region ABCD. Round to the nearest
tenth.