Are you a student of architecture, civil engineering, mechanical engineering, mathematics, or physics? If yes, then you would have come across several topics where triangles have been extensively used ...

Type in the lengths of two sides of a right triangle. One in each of the boxes at the top. Then select if the missing side is the hypotenuse or a leg. You will also need to select the form that answer ...

To solve problems involving non-right-angled triangles, the correct rule must first be chosen. The cosine rule can be used in any triangle to calculate: a side when two sides and the angle in between ...