Square Pyramid Calculator
Calculate volume, surface area, and other properties of a square pyramid
Calculation Results
Enter square pyramid measurements to calculate all properties.
Base Area (B): square units
Height (h): units
Volume (V): cubic units
Lateral Area (L): square units
Surface Area (A): square units
Base Perimeter (P): units
Slant Height (l): units
Edge Length (e): units
Square Pyramid Diagram
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
Base Area (B)
B = a²
Pyramid Height (h)
Lateral Area (L)
L = 2 × a × l
Surface Area (A)
A = a² + 2 × a × l
Base Perimeter (P)
P = 4 × a
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) | a² | 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
A square pyramid has a square base with 4 triangular faces, while a triangular pyramid (tetrahedron) has a triangular base with 3 triangular faces.
A square pyramid has 5 faces - one square base and four triangular lateral faces.
Use the formula: l = √(h² + (a/2)²) where h is height and a is base length.