Elements of Geometry

AB² altitude Analysis angle bisector apothem approach auxiliary line axis base bisect called centre chords circumference circumscribed polygon coincide cone convex convex polygon corresponding sides curve cylinder decagon determine diagonals diameter dicular diedral distance ellipse equally distant figure Find the locus fixed point frustum Geometry given circle given line given point given segment greater Hence hypothenuse inscribed polygon interior angles isosceles joining lines be drawn middle points NOTE number of sides oblique parabola parallel parallelogram parallelopiped pass perimeter perpen perpendicular bisector Plane Geometry point of intersection position prism problem pyramid Q. E. D. Exercises quadrangle radii radius ratio re-entrant polygon rectangle regular polygon represent rhombus right angles right triangle rotation secant Show side opposite similar sphere spherical triangle square subtended surface tangent THEOREM three sides triedral vertex vertices volume