Square Pyramid Calculator

Calculate volume, surface area, and other properties of a square pyramid

← to Pyramid Calculator

Calculation Results

Enter square pyramid measurements to calculate all properties.

Square Pyramid Diagram

h = 0 a = 0 V = 0

Square Pyramid Formulas

Key Properties

  • Base Area (B): Area of the square base (a²)
  • Height (h): Perpendicular distance from base to apex
  • Volume (V): Space contained within the pyramid
  • Lateral Area (L): Area of the four triangular faces
  • Surface Area (A): Total area including the base
  • Base Perimeter (P): Perimeter of the square base
  • Slant Height (l): Height of the triangular faces
  • Edge Length (e): Length of edges from apex to base

Calculation Formulas

  • Base Area (B): B = a²
  • Volume (V): V = ⅓ × a² × h
  • Surface Area (A): A = a² + 2 × a × l
  • Base Perimeter (P): P = 4 × a
  • Slant Height (l): l = √(h² + (a/2)²)
  • Lateral Area (L): L = 2 × a × l
  • Edge Length (e): e = √(h² + (a/√2)²)

Where:   a = base length,   h = height of pyramid,   l = slant height

Example Calculation

For a square pyramid with:

Base length (a) = 6 units, Height (h) = 8 units.

Calculations:

  • Base Area = 6 × 6 = 36 units²
  • Base Perimeter = 4 × 6 = 24 units
  • Volume = ⅓ × 36 × 8 = 96 units³
  • Slant Height = √(8² + (6/2)²) = √(64 + 9) ≈ 8.54 units
  • Lateral Area = 2 × 6 × 8.54 ≈ 102.47 units²
  • Surface Area ≈ 36 + 102.47 ≈ 138.47 units²
  • Edge Length = √(8² + (6/√2)²) ≈ √(64 + 18) ≈ 9.06 units

About Square Pyramids

A square pyramid is a three-dimensional shape with a square base and four triangular faces meeting at a common apex. It has 5 faces, 8 edges, and 5 vertices. When all edges are equal, it's called an equilateral square pyramid.

Real-World Applications

  • Architecture: The Great Pyramid of Giza is a famous example
  • Design: Pyramid-shaped roofs and structures
  • Packaging: Some containers use pyramid shapes
  • Mathematics: Study of polyhedrons and geometry

Types of Square Pyramids

  • Right Square Pyramid: Apex is directly above the center of the base
  • Oblique Square Pyramid: Apex is not aligned with the base center
  • Equilateral Square Pyramid: All triangular faces are equilateral triangles
  • Johnson Solid (J1): Square pyramid with all edges equal

Square Pyramid Components

B a

Base Area (B)
B = a²

h

Pyramid Height (h)

L

Lateral Area (L)
L = 2 × a × l

A

Surface Area (A)
A = a² + 2 × a × l

P

Base Perimeter (P)
P = 4 × a

V

Volume (V)
V = ⅓ × a² × h

How to Use the Square Pyramid Calculator

The Square Pyramid Calculator helps compute various properties based on input values. Here's how to use it:

1. Select Calculation Method

Choose what measurements you know:

  • Base Dimensions & Height - Enter base length and pyramid height
  • Base Area & Height - When you know the base area
  • Volume & Base Area - To find the pyramid height
  • Surface Area - When you know total surface area
  • Slant Height & Base - When you know slant height

2. Enter Your Values

Input positive numbers in the appropriate fields:

Example 1: Base length = 6, Height = 8

Example 2: Slant height = 8.54, Base length = 6

3. Get Results

The calculator will compute all properties:

  • Base Area (B)
  • Pyramid Height (h)
  • Volume (V)
  • Lateral Area (L)
  • Surface Area (A)
  • Base Perimeter (P)
  • Slant Height (l)
  • Edge Length (e)

Practical Applications

  • Calculate material needed for pyramid-shaped roofs
  • Determine paint required for pyramid structures
  • Find storage capacity of pyramid-shaped containers
  • Solve geometry problems involving square pyramids

Square Pyramid Formulas

Parameter Formula Description
Base Length (a) Given Length of base edge
Base Area (B) Area of the square base
Height (h) Given or calculated Height from apex to base
Volume (V) (a² × h)/3 Volume of the pyramid
Slant Height (l) √(h² + (a/2)²) Height of triangular faces
Lateral Area (L) 2 × a × l Sum of areas of the 4 lateral faces
Surface Area (A) a² + 2 × a × l Total surface area (base + lateral)
Base Perimeter (P) 4 × a Perimeter of the base
Edge Length (e) √(h² + (a/√2)²) Length from apex to base corner

Frequently Asked Questions

1. What's the difference between a square pyramid and a triangular pyramid?

A square pyramid has a square base with 4 triangular faces, while a triangular pyramid (tetrahedron) has a triangular base with 3 triangular faces.

2. How many faces does a square pyramid have?

A square pyramid has 5 faces - one square base and four triangular lateral faces.

3. How do you find the slant height if you know height and base length?

Use the formula: l = √(h² + (a/2)²) where h is height and a is base length.