Primary Elements of Plane and Solid Geometry: For Schools and Academies

alternate altitude base Book called chord circle circumference coincide common cone consequently containing convex surface DEFINITIONS described diameter direction distance divided draw drawn ECLECTIC edges equal equal Theo equal to half equilateral equivalent exercises extreme faces feet figure follows frustum Geometry given greater half the product Hence hypotenuse included angle inscribed intersect Join length less Let ABCD let fall manner McGuffey's mean measured by half meet multiplied mutually opposite parallel parallelogram parallelopiped perimeter perpendicular plane polygon prism PROBLEM proportion Prove pyramid radius ratios Ray's rectangle remainder Represent respectively right angles Schools shown sides similar slant hight solidity Solution sphere square straight line taken Theo THEOREM third triangle triangles ABC unit vertex whole