Elements of Geometry

ABCD according algebraic altitude applied base becomes called centre circ circle circumference coefficient common consequently considered contains Corollary cube Demonstration denominator denoted described determine divided division divisor draw entire equal equation equivalent evident example exponent expression factors fall figure follows four fraction given gives greater half hence homologous inscribed known less letters manner means measure meet method multiplied necessary observed obtain operation parallel pass perpendicular plane polygon preceding prism problem proportion proposition pyramid question quotient radius ratio reason reduced remainder represented respect result right angles root rule Scholium sides similar simple solid solid angle Solution sphere square straight line substitute subtract suppose surface taken term THEOREM third triangle units unknown quantity whence whole