Radius of Semicircle given Diameter Calculator

Calculate Radius of Semicircle given Diameter



Formula

The formula to calculate the Radius of a Semicircle given Diameter is:

\[ r = \frac{D}{2} \]

Where:

Definition

The Radius of a Semicircle is a radial line from the focus to any point of a curve of the Semicircle.

The Diameter of a Semicircle is defined as the length of the longest chord of the Semicircle.

How to calculate the Radius of a Semicircle given Diameter

Let's assume the following value:

Using the formula:

\[ r = \frac{20}{2} \]

Evaluating:

\[ r = \frac{20}{2} \]

The Radius of the Semicircle is 10 Meter.

Radius of Semicircle given Diameter Conversion Chart

Diameter of Semicircle (Meter) Radius of Semicircle (Meter)
18 9.000000000000000
19 9.500000000000000
20 10.000000000000000
21 10.500000000000000
22 11.000000000000000