Plane and solid analytic geometry; an elementary textbook (1901)
Ashton, Charles H. (Charles Hamilton), 1866- · New York, C. Scribner's sons · leaf 30
y). If variablepoints whose movements are governed by different lawsare under consideration at the same time, they will bedistinguished by using (x, ?/), (x1,. y), etc. 11. Distance between two points in rectangular coordi-nates. — One of the first questions which naturally arisesconcerning points… … 12 ANALYTIC GEOMETRY [Ch. II, § 11 lars on the X-axis and draw P2K to meet M1P1 or thatline produced. Then x1 = 0MV x2 = 0M2, yx = M1PVand y2 = M2P2. It must be remembered that the coordi-nates of any point are measured from the coordinate axesand must be so read. In either figure PXP2 = ^ I\K2 +…
Geometry, Analytic
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