---
title: "2 pi r AI Prompts (1 Free Template) - AgentDock"
description: "1 free 2 pi r prompt for ChatGPT, Claude, and Gemini. Professional templates with smart variables. Copy and use instantly, or run them in the AgentDock editor."
url: "https://agentdock.ai/prompt-library/t/2-pi-r"
docs_index: /llms.txt
---

# 2 pi r AI Prompts (1 Free Template) - AgentDock

1 free 2 pi r template, including Circle Circumference Solver.

- [Circle Circumference Solver](https://agentdock.ai/prompt-library/education/math/circle-circumference-solver.md): Solve for a circle's circumference from a radius or diameter, using the matching formula and verifying the result against the original measurement.

## Related tags

- [Education](https://agentdock.ai/prompt-library/t/education.md)
- [Geometry solver](https://agentdock.ai/prompt-library/t/geometry-solver.md)