Trigonometry
Elementary trigonometric functions
Elementary trigonometric functions After having introduced the first three trigonometric functions of a given angle , now we are going to introduce their reciprocals. Secant: This is the reciprocal of the noted .
Geometrie analytique
Challenge 1 Spring of 2017: Solution Trapèze par méthode Algébrique
Promotion de la Géometrie élémentaire En accord avec l’ institut-delbol.com, mouctar.org punlie en cette fin Septembre 2018 la solution du problème sur les parcelles. La deuxième partie du défi est ainsi résolue.Aucune réponse sur ce problème […]
Calculus
Integration table
Integration table In the previous chapters, we have used an extensive amount of formulas for the indefinite integration. While we have not started the definite integrals calculation, it is handy to have some of the […]
Trigonometry
Right Spherical Triangle
Right Spherical Triangle Case of the Right spherical triangle: Right at . If the triangle has more than one interior angle with a value of , it is said to be oblique. The Napier’s Circle: […]
Analytic geometry
Inscribed Circles from the Lounge
Inscribed circles, from the lounge Problem 23: A circle of center has been inscribed in a square ABCD, of side 16 meters. In the following figure, a smaller circle of center and tangent of Circle […]
Android
Simple Trigo Calculator
The simple Trigo Calculator was designed with the trigonometry functions in mind. The following functions can be calculated in normal mode: sin(x), cos(x), tan(x), sinh(x), cosh(x), tanh(x). In SHIFT mode we get the inverse functions: […]
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