Plane Geometry Developed by the Syllabus Method

altitude angle apply arms axiom base bisector called chord circle circular circumference circumscribed common conclusion cone congruent Construct contains converse corresponding cylinder definition determine diagonal diameter difference dihedral angle distance divided draw drawn edge ends equal equidistant equilateral equivalent example faces figure Find fixed formula four geometry given plane given point greater half hexagon hypotenuse included inscribed interior angles intersecting lines intersection isosceles joining known lateral length less limit line parallel line perpendicular mean measured meet method NOTE pair parallel planes parallelogram passed perimeter placed polygon position possible prism projection proof proportional propositions prove pyramid radii radius ratio rectangle regular respectively right angle right triangle sect sides similar solid geometry space sphere spherical square statement straight line surface tangent Theorem third triangle true unequal vertex vertices volume