The three point problem is: Given the elevation of three points, determine the orientation of the plane containing the three points. That is, determine a level line in the plane, the direction of its slope, and the amount of the slope. A GSP Sketch Another GSP Sketch

The three point problem is: Given the elevation of three points, determine the orientation of the plane containing the three points. That is, determine a level line in the plane, the direction of its slope, and the amount of the slope.

A GSP Sketch

Another GSP Sketch