, 
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- sides
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- angles
Calculate the side of a triangle if given two other sides and the angle between them (Cosine Rule) ( a ) :
Calculate the side of a triangle if given side and any two angles (Sine Rule) ( a ) :
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How to find third side of a triangle
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Triangles
- Side of a triangle
- Height of a triangle
- Bisector of a triangle
- Median of a triangle
- Sides of an isosceles triangle
- Height, Bisector and Median of an isosceles triangle
- Sides of a right triangle
- Height of a right triangle
- Bisector of a right triangle
- Median of a right triangle
- Height, Bisector and Median of an equilateral triangle
- All geometry formulas for any triangles