If the diameter of a circle is 23 m, then the radius is

The radius of a circle is half of its diameter. 

Given the diameter of the circle is 23 meters, the radius \( r \) can be calculated as:
\[
r = \frac{d}{2} = \frac{23}{2} = 11.5 \, \text{m}
\]

Thus, the radius is **11.5 meters**.

Would you like further details or have any questions? Here are five related questions you might find helpful:

1. How do you calculate the area of a circle with a given radius?
2. How do you calculate the circumference of a circle using the radius?
3. If the circumference of a circle is known, how can you find the radius?
4. How would the radius change if the diameter doubled?
5. How can you find the diameter if only the area of the circle is given?

**Tip:** Remember that the radius is always half of the diameter, which is a crucial relationship for many circle-related formulas!

Learn how to calculate the radius of a circle when the diameter is 23 meters. Using the formula r = d / 2, this step-by-step solution explains how the radius of the circle is 11.5 meters. This problem is suitable for students in Grades 5-7 and covers fundamental geometry concepts.

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