By Zencalcy Editorial TeamLast reviewed About us
Paint, wrapping, sheet material: the total area of all six faces of a box, 2(lw + lh + wh). Each face-pair contribution is shown.
SA = 2(lw + lh + wh) — enter dimensions, get the result with steps.
SA = 2(lw + lh + wh)
| Symbol | Meaning |
|---|---|
| l, w, h | Length, width, height (≥ 0) |
Box 4×3×2 → faces 12 + 8 + 6 = 26, total 52 square units.
Continue with the Percentage Calculator, all math calculators, or browse the full calculator directory.
Opposite faces match: top/bottom (lw), front/back (lh), left/right (wh).
Click to use the Absolute Value Calculator and get instant results.
Click to use the Basic Calculator and get instant results.
Click to use the Scientific Calculator and get instant results.
Click to use the Exponent Calculator and get instant results.
Click to use the Square Root Calculator and get instant results.
Click to use the Cube Root Calculator and get instant results.
Content updated: September 2026