Shape 

Copyright David & Cynthia Thomas, 2009

 

Sides, Angles, Interior Lines & Points--Directed Activity: The water treatment plant

 

Focus

Locate a point equidistant from three non-collinear points.

Technologies

·        The Geometers Sketchpad

Background

Smithville, Thomasville, and Jonesville are planning a water treatment plant that will serve all three communities (See Figure 2.17).

Figure 2.17:  Water Treatment Plant

 

Tasks

Exactly where should the plant be located so that it is the same distance from all three communities?