Formula Used:
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The total surface area of a cuboid is the sum of the areas of all its six rectangular faces. It represents the complete outer surface area of the cuboid shape.
The calculator uses the formula:
Where:
Explanation: The formula calculates the total surface area by adding the lateral surface area to twice the area of the base (length × height).
Details: Calculating total surface area is essential for various practical applications including material estimation for construction, packaging design, heat transfer calculations, and cost estimation for surface treatments.
Tips: Enter the lateral surface area, length, and height in consistent units. All values must be positive numbers. The calculator will provide the total surface area in square units.
Q1: What's the difference between lateral surface area and total surface area?
A: Lateral surface area includes only the vertical faces, while total surface area includes all six faces of the cuboid.
Q2: Can I use this calculator for cubes?
A: Yes, since a cube is a special type of cuboid where all dimensions are equal, this calculator works for cubes as well.
Q3: What units should I use for the measurements?
A: You can use any consistent units (meters, centimeters, inches, etc.), but the surface area result will be in square units of your input.
Q4: How accurate are the calculations?
A: The calculations are mathematically precise based on the input values. The calculator provides results rounded to four decimal places for clarity.
Q5: What if I have the width instead of lateral surface area?
A: If you have width instead of lateral surface area, you would need to calculate lateral surface area first using the appropriate formula before using this calculator.