A surveyor needs to measure the distance, AB, across the lake. Beginning at E, he locates the midpoint, C, of AE and
the midpoint, D, of BE. He then measures CD. What is AB?
AB= m
4
49 m

A surveyor needs to measure the distance AB across the lake Beginning at E he locates the midpoint C of AE and the midpoint D of BE He then measures CD What is class=