Some calculators even have a special mode for right triangle calculations, where you can enter the values of two sides or one side and one angle, and get the values of the other side and angle.

a_Tra(base1, base2, height) Geometric Area The area of a trapezoid a_Tri(base, height) Geometric Area The area of a triangle c_CirD(diameter) Geometric Circumference The circumference of a circle ...

Trigonometry is a branch of mathematics, which deals with relationships between the side, length and angle of triangles. Trigonometry originated from a Latin word in the 16th century, meaning Trianon ...

Learn about three trigonometric ratios in similar right-angled triangles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Right Triangle Trigonometry in Action: Land or Crash? For pilots, mastering right triangle formulas is crucial! Here's a trick: 'SOH CAH TOA'.