To find the area of an ellisis or oval. a Multiply the longest diameter or axis by the shortest, then multiply the product by a#39;7854 for the area. To find the area of a parabola, or its segment. a Multiply the base by the perpeudicular height and takeanbsp;...
|Title||:||The artillerist's manual, and compendium of infantry exercise|
|Author||:||Frederick Augustus Griffiths|