Calculadora de Volume do Prisma

Volume de um prisma reto: área da base × altura.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

Volume
60,00 m³

Formula

V = A_base × altura

About this calculator

The Prism Volume Calculator is an online tool that determines the volume of right prisms, i.e., prisms with parallel bases and lateral faces perpendicular to the base. The volume is calculated by multiplying the base area by the height of the prism. The base can be any regular or irregular polygon, such as a triangle, square, rectangle, pentagon, or hexagon. Simply enter the base area and height, and the calculator provides the volume instantly.

The calculation follows the formula V = A_base × height, where V is the volume, A_base is the base area, and height is the perpendicular distance between the two bases. For example, for a rectangular prism with a base area of 5 cm² and a height of 10 cm, the volume is 50 cm³. The calculator accepts consistent units, such as centimeters, meters, or inches, and displays the result in the corresponding cubic unit.

This calculator is useful in various practical situations, such as calculating the volume of boxes, tanks, concrete blocks, pillars, or any object shaped like a right prism. Geometry students can use it to check exercises, while construction professionals can apply it to material sizing. The tool speeds up repetitive calculations and reduces manual errors.

Important precautions: ensure the base area and height are in the same unit of measurement. If the base is not regular, calculate its area separately before using the calculator. Remember that this calculator only applies to right prisms; for oblique prisms, the height must be the perpendicular distance between the bases, not the lateral edge. Also verify that the solid is indeed a prism (two congruent and parallel bases, rectangular lateral faces).

Frequently asked questions

Do I need to calculate the base area separately?

Yes, you must provide the base area already calculated. The calculator does not compute the base area automatically.

Can I use any unit of measurement?

Yes, as long as the base area and height are in the same unit. The result will be in the corresponding cubic unit.

Does the calculator work for oblique prisms?

No, it is designed only for right prisms. For oblique prisms, use the perpendicular height between the bases.

What is the difference between a prism and a cylinder?

A prism has a polygonal base, while a cylinder has a circular base. The volume of both is base area times height.

What if the base is an irregular polygon?

Calculate the area of the irregular polygon separately (by decomposition or specific formula) and enter that value into the calculator.

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