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Trigonometric ratios (right triangle) formulas
9 formulas for Trigonometric ratios (right triangle), from the Trigonometry section of the Quantix formula library. Tap 🧮 next to a formula to solve it for any variable with step-by-step working.
| Name | Formula | Note |
|---|---|---|
| sin θ | Perpendicular / Hypotenuse = P / H | |
| cos θ | Base / Hypotenuse = B / H | |
| tan θ | P / B = sin θ / cos θ 🧮 Solve step by step | |
| cosec θ | H / P = 1 / sin θ 🧮 Solve step by step | |
| sec θ | H / B = 1 / cos θ 🧮 Solve step by step | |
| cot θ | B / P = 1 / tan θ = cos θ / sin θ 🧮 Solve step by step | |
| Degree ↔ radian | π rad = 180°; 1 rad ≈ 57.296°; 1° = π/180 rad | |
| Arc length | s = rθ 🧮 Solve step by step | θ in radians |
| Sector area | A = ½ r²θ 🧮 Solve step by step | θ in radians |
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