Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 126
ance from a point toa plane. Analysis. From the given point drop a perpendicular to thegiven plane. Find the foot of the perpendicular, that is, thepoint in which the line pierces the given plane. Obtain thetrue length of the perpendicular. Note. Observe tbat this solution is a direct application…
Geometry, Descriptive
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