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Triangular Prism formulas
3 formulas for Triangular Prism, from the Mensuration (2D & 3D) 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 |
|---|---|---|
| Volume | V = (½ × b × h) × L 🧮 Solve step by step | |
| Lateral surface area | LSA = (a + b + c) × L 🧮 Solve step by step | |
| Total surface area | TSA = (a + b + c) × L + b × h 🧮 Solve step by step |
What the letters mean
| b | base of the triangle |
| h | height of the triangle |
| L | length of the prism |
| a, b, c | sides of the triangle |
Two equal triangular ends joined by three rectangles. TSA = LSA + 2 × (½ × b × h).
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Related: Mensuration (2D & 3D)
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