Perpendiculars Dropped From Midpoint of Base to Legs of Isosceles Triangles
Illustration to show the perpendiculars dropped from the midpoint of the base to the legs of an isosceles triangle are equal.
Keywordstriangle, Legs, base, leg, angle, triangles, isosceles, angles, perpendicular, median, medians, midpoint, midpoints, perpendiculars
G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 70