Elementary Geometry: With Applications in Mensuration

15 feet ABCD adjacent angles allel altitude angles equal axis base multiplied bisect called centre chains chord circle whose diameter circular sector circumference common cone consequently convex surface cube cylinder diagonal dicular divided draw entire surface equal altitudes equal Bk equal Th equal to half equivalent find the area frustum half the arc half the product hence homologous homologous sides hypothenuse inches included angle inscribed angle intersection Let ABCD lower base measured by half Mensuration of Surfaces number of sides opposite angles outward angle parallel parallelogram parallelopipedon pendicular pentagonal pyramid perimeter perpen perpendicular plane prism PROBLEM quadrilateral radii radius rectangle regular polygon Required the area rhombus right angled triangle right angles Bk S-ABCDE scribed segment slant height sphere squares described straight line tangent THEOREM three sides trapezoid triangle ABC upper base viii yards