Trigonometry Right Angled Triangle
Hypotenuse [H]
A Opposite [O] Adjacent [A]
Hypotenuse [H] A Opposite [O] Adjacent [A]
[H] A [O] [A] Cosine Cos A = A H Sine Sin A = O H Tangent Tan A = O A SOHCAHTOA
[H] A [O] [A] SOHCAHTOA
[5] [3] [4]A SOHCAHTOA [H] [O] [A] Sin A = O H = 3 5
[5] A [3] [4] SOHCAHTOA [H] [O] [A] Cos A = A H = 4 5
[3] SOHCAHTOA [H] [5] A [4] [O] [A] Tan A = O A = 3 4
[13] A [12] [5] SOHCAHTOA [H] [O] [A] Sin A = O H = 12 13
[13] A [12] [5] SOHCAHTOA [H] [O] [A] Cos A = A H = 5 13
[13] A [12] [5] SOHCAHTOA [H] [O] [A] Tan A = O A = 12 5