Review 2.2,2.5,3.5,4.1,5.7 #21

By D. Phillips in Mr. Kirkland's Math 2 Honors Class

#21

A surveyor needs to measure the distance AB, across the lake. Beginning at E, e locates the midpoint,c C, or AE and the midpoint, D, of BE. He then measures CD. WHat is AB?

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