Elements of geometry : containing books I to III (1886)
Smith, J. Hamblin · Toronto : W.J. Gage · leaf 30
ine 4Cfrom one extremity, C, take any point Din■ I, prodn /., making CE=CD, and I as in the proposition. I. Shew that in the diagram of Prop. ix. .l/-\md ED• ich other at right angles, and that ED is bi Ex, _ IfObe the point in which two lines, bisecting ABII ■ i an equilateral triangle, at righl… … Let AB be the given st. line of unlimited length) C thegiven pt. without it. It Ureq o draw from C a st. line j. to AB. Take any pt. D on the other side of .1 B. With centre ( and distance CD describe a • cutting Al ii, E and F. Bisect EF in 0, and join < 7., CO, I /•. I. 10 Then CO shall be x…
Geometry
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