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Face Perimeter of Dodecahedron given Insphere Radius Calculator

Formula Used:

\[ P_{Face} = \frac{10 \times r_i}{\sqrt{\frac{25 + 11\sqrt{5}}{10}}} \]

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1. What is Face Perimeter of Dodecahedron?

The Face Perimeter of a Dodecahedron is the total distance around the five edges of any face of the Dodecahedron. It's an important geometric measurement that helps in understanding the spatial properties of this polyhedron.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ P_{Face} = \frac{10 \times r_i}{\sqrt{\frac{25 + 11\sqrt{5}}{10}}} \]

Where:

Explanation: This formula calculates the perimeter of a face based on the radius of the sphere that is contained by the Dodecahedron, touching all faces.

3. Importance of Face Perimeter Calculation

Details: Calculating face perimeter is crucial for geometric analysis, material estimation, and structural design applications involving dodecahedral shapes.

4. Using the Calculator

Tips: Enter the insphere radius in meters. The value must be positive and greater than zero.

5. Frequently Asked Questions (FAQ)

Q1: What is a Dodecahedron?
A: A dodecahedron is a three-dimensional shape with twelve flat faces, each being a regular pentagon.

Q2: What is Insphere Radius?
A: Insphere radius is the radius of the largest sphere that can fit inside the dodecahedron, touching all faces.

Q3: Can this calculator handle different units?
A: The calculator uses meters as the default unit. Convert other units to meters before calculation.

Q4: What are practical applications of this calculation?
A: This calculation is used in geometry, architecture, material science, and 3D modeling applications.

Q5: How accurate is the calculation?
A: The calculation provides mathematical precision based on the geometric properties of regular dodecahedrons.

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