Volume Formulas For Different Geometric Shapes (2D and 3D Shapes) (2024)

The volume of an object is the amount of space occupied by the object or shape, which is in three-dimensional space. It is usually measured in terms of cubic units. In other words, the volume of any object or container is the capacity of the container to hold the amount of fluid (gas or liquid). The volume of three-dimensional mathematical shapes like cube, cuboid, cylinder, prism and cone etc. can be easily calculated by using arithmetic formulas. Whereas, to find the volumes of complicated shapes, one can use integral calculus.

For example, the volume of the cylinder can be measured using the formula πr2h, where r = d⁄2.

  • r = Radius of the circular base
  • d = Diameter of the circular base
  • h = Height of the cylinder

Volume Formulas For Different Geometric Shapes (2D and 3D Shapes) (1)

Volume Formulas of Various Geometric Figures

Some of the formulas to find out volumes of basic shapes are –

ShapesVolume FormulaVariables
Rectangular Solid or CuboidV = l × w × hl = Length

w = Width

h = Height

CubeV = a3a = Length of edge or side
CylinderV = πr2hr = Radius of the circular base

h = Height

PrismV = B × hB = Area of base, (B = side2 or length.breadth)

h = Height

SphereV = (4⁄3)πr3r = Radius of the sphere
PyramidV = (1⁄3) × B × hB = Area of the base,

h = Height of the pyramid

Right Circular ConeV = (1⁄3)πr2hr = Radius of the circular base

h = Height

Square or Rectangular PyramidV = (1⁄3)× l × w × hl = Length of the base,

w = Width of base,

h = Height (base to tip)

EllipsoidV = (4⁄3) × π × a × b × ca, b, c = semi-axes of an ellipsoid
TetrahedronV = a3⁄ (6 √2)a = Length of the edge

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More topics inVolume Formula
Volume of a Cube FormulaSpherical Cap Volume Formulas
Volume Formulas For Different Geometric Shapes (2D and 3D Shapes) (2024)

FAQs

Volume Formulas For Different Geometric Shapes (2D and 3D Shapes)? ›

The volume of a rectangular solid is the length times the width times the height. The volume of a sphere is 43 times π times the cube of the radius. The volume of a cylinder is π times the square of the radius times the height. The volume of a cone is 13 times π times the square of the radius times the height.

What is the geometric formula for volume? ›

The volume of a rectangular solid is the length times the width times the height. The volume of a sphere is 43 times π times the cube of the radius. The volume of a cylinder is π times the square of the radius times the height. The volume of a cone is 13 times π times the square of the radius times the height.

What are the three formulas for volume? ›

Volume Formula Reminders:

Volume of a cube =(side length)^3. Volume of a rectangular prism = length × width × height. Volume of a cylinder = π(radius)^2 × height. Volume of a sphere = (4/3)π(radius)^3.

How to do volume with irregular shapes? ›

In this case, the volume of irregular shaped solids can be found by water displacement method: An irregular-shaped solid is dropped into a graduated cylinder filled with water. The volume of the solid is then found by determining the difference between the initial and final readings of the graduated cylinder.

What is volume 2D or 3D? ›

The volume of an object is the amount of space occupied by the object or shape, which is in three-dimensional space. It is usually measured in terms of cubic units.

How do you measure 2D and 3D shapes? ›

These shapes have only two dimensions say length and breadth. These are called Three dimensional as they have depth (or height), breadth and length. We can measure their area and Perimeter. We can measure their volume, Curved Surface Area (CSA), Lateral Surface Area (LSA), or Total Surface Area (TSA).

How to calculate the volume of a 2D rectangle? ›

length × width × height .
  1. The volume, V , of any rectangular solid is the product of the length, width, and height. V=LWH.
  2. We could also write the formula for volume of a rectangular solid in terms of the area of the base. ...
  3. We can substitute B for L⋅W L ⋅ W in the volume formula to get another form of the volume formula.

What is the formula for different geometric shapes? ›

Formulas for 2D Geometry:

Area of a Rectangle = Length × Breadth. Area of a Triangle = ½ × Base × Height. Area of a Trapezoid = ½ × (Base₁ + Base₂) × Height. Area of a Circle = A = π × r²

Which is the correct formula for volume? ›

Apply the formulas V = l × w × h V = l \times w \times h V=l×w×h and V = b × h V = b \times h V=b×h to find volumes of right rectangular prisms with fractional edge lengths in the context of solving real-world and mathematical problems.

What is the formula for 3D geometry? ›

Plane in Three Dimensional Geometry

The general equation ax + by + cz + d = 0 represents a plane where a, b and c are constants followed by the condition a, b, c ≠ 0. The equation of the plane passing through the origin is given by ax + by + cz = 0.

What is the formula for a 3D shape? ›

Formulas for 3D Shapes
ShapeSurface AreaTerms
Cube6a2a = length of the edge
Rectangular prism2(wl + hl + hw)l = length w = width h = height
Cylinder2πr(r + h)r = radius of the circular base h = height of the cylinder
Coneπr(r + l)r = radius of the circular base l = slant height
2 more rows

What is the volume rule for similar shapes? ›

Step 1: Find the ratio of the side lengths or dimensions of the two similar solids. Step 2: Cube the ratio from Step 1, which gives the ratio of the volumes of the two similar solids. Step 3: Use the given volume of the solid and the ratio of the volumes from Step 2 to find the volume of the similar solid.

How do you find the volume of a regular shaped objects? ›

By combining these two steps (area of the bottom of the object and height of the object), we can find the volume of a regularly-shaped object. The area of the bottom (length x width) times the height of the object or L x W x H equals the volume of the object. In this example we used centimeters as our units of length.

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