Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

The publication presents online calculators and formulas for calculating the radius of a ball (sphere) inscribed in a regular pyramid: triangular, quadrangular, hexagonal and tetrahedron.

Content

Calculation of the radius of the ball (sphere)

In the figure below, as an example, a regular triangular pyramid with an inscribed ball (sphere) is shown.

Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

Instructions for use: enter the edge of the base of the pyramid (a), her height (h), then press the button “Calculate”. As a result, the radius will be calculated (r) sphere inscribed in a pyramid.

Regular triangular pyramid

Calculation formula

Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

Regular quadrangular pyramid

Calculation formula

Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

Regular hexagonal pyramid

Calculation formula

Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

regular tetrahedron

Calculation formula

Calculator for calculating the radius of a ball (sphere) inscribed in a pyramid

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