a. Given the following tabulated data for a closed traverse in which the lengths of BC and CD have not been measured in the field. Determine these unknown quantities.
b. Determine the actual area of the given traverse above using any method that you prefer.
Extracted text: Given the following tabulated data for a closed traverse in which the lengths of BC and CD have not been measured in the field. Determine these unknown quantities. LATITUDES DEPARTURES LINE LENGTH BEARING N S E W АВ 639.32 m N 09° 30' W BC UNKNOWN N 56° 55' W CD UNKNOWN S 56° 13' W DE 570.53 S 02° 02'E EA 1,082.71 S 89° 31'E SUMS