Sine, cosine and tangent all have different positive or negative values depending on what quadrant they are in. Calculating the area of a triangle using trigonometry Trigonometry can be used to ...
To a nonmathematician, having the letter "i" represent a number that does not quite exist and is "imaginary" can be hard to ...
The trigonometric ratios can be used to solve ... 2 = 11.26874869\). \(\text{Area of a triangle} = \frac{1}{2} ab \sin{C}\). To calculate the area of any triangle the lengths of two sides and ...
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