Question

In chaining an area containing a pond, two points C and D are selected on either side of
chain station A such that A,C and D line on a straight line. the point B which on other side
of pond is on the chain line AB .If distances AC,BC and CD are 40, 50, 105, and 100 m
respectively, determine the length of chain line AB and the angle which the inclined line
CD makes with the chain line AB.

Answer 1

what is the total distance around a figure