Midsphere Radius of Cube Formula:
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The Midsphere Radius of Cube is the radius of the sphere for which all the edges of the Cube become a tangent line on that sphere. It's the sphere that touches the midpoints of all edges of the cube.
The calculator uses the formula:
Where:
Explanation: The formula calculates the midsphere radius by taking the square root of half the face area of the cube.
Details: Calculating the midsphere radius is important in geometry and 3D modeling for understanding the spatial relationships between a cube and its inscribed sphere. It's used in various engineering and architectural applications.
Tips: Enter the face area of the cube in square meters. The value must be positive and greater than zero for accurate calculation.
Q1: What is the relationship between midsphere radius and cube edge length?
A: The midsphere radius equals half the space diagonal of the cube, or \( r_m = \frac{a\sqrt{3}}{2} \) where a is the edge length.
Q2: How is midsphere radius different from insphere radius?
A: Insphere touches the faces, midsphere touches the edges. For a cube, midsphere radius is larger than insphere radius.
Q3: Can this formula be used for other polyhedra?
A: No, this specific formula applies only to cubes. Other polyhedra have different midsphere radius formulas.
Q4: What are practical applications of midsphere radius?
A: Used in packaging design, mechanical engineering for fitting components, and computer graphics for collision detection.
Q5: How accurate is this calculation?
A: The calculation is mathematically exact for perfect cubes. Accuracy depends on the precision of the input face area value.