Concrete Triangle Calculator
Concrete triangle calculator: enter the dimensions to get cubic yards, 80 lb/60 lb bag counts and an estimated cost.
Runs locally in your browser — no upload, no trackingTry: Base=10, Height=8, Thickness=4, Waste allowance=10 → 14.7 ft³, 0.54 yd³, 25 (≈24.4), 33 (≈32.6), $81
How to use
Triangular pours are rare but come up for odd-shaped stoops or wedge footings. Enter the base and height of the right-or-any triangle; the calculator uses 0.5 × base × height. Press Calculate for cubic yards, bag counts and a rough cost. All math runs in your browser.
FAQ
How do you figure concrete for a triangle?
Enter your dimensions in feet (and thickness in inches), add a 10% waste allowance, then the calculator converts the volume to cubic yards by dividing cubic feet by 27. Bag counts use ~0.6 ft³ per 80 lb bag and ~0.45 ft³ per 60 lb bag.
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