The law of sines can be used to compute the remaining sides of a triangle when two angles and a side are known—a technique known as triangulation. It can also be used when two sides and one of the non-enclosed angles are known.
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Sine, Cosine and Tangent are the main functions used in Trigonometry and are based on a Right-Angled Triangle. Before getting stuck into the functions, it helps ...
The law of cosines generalizes the Pythagorean formula to all triangles. It says that c2, the square of one side of the triangle, is equal to a2 + b2, the sum ...
The ratio of the adjacent side of a right triangle to the hypotenuse is called the cosine and given the symbol cos. cos = a / h. Finally, the ratio of the ...
The Sine Rule can be used in any triangle (not just right-angled triangles) where a side and its opposite angle are known. ... You will only ever need two parts ...
Duration: 7:47
Posted: Jun 4, 2013
Posted: Jun 4, 2013
The sine (sin) of an acute angle in a right angled triangle is the ratio between the side opposite the angle and the hypotenuse of the triangle.
Sine formula is used to calculate the sine angle of a right-angled triangle which is the ratio of the opposite side and the hypotenuse.
In mathematics, sine and cosine are trigonometric functions ; More generally, the definitions of sine and cosine can be extended to any real value in terms of ...