freeCodeCamp/guide/chinese/certifications/coding-interview-prep/project-euler/problem-195-inscribed-circles-of-triangles-with-one-angle-of-60-degrees/index.md

---
title: Inscribed circles of triangles with one angle of 60 degrees
localeTitle: 刻有三角形的圆圈，一个角度为60度
---
## 问题195：内切三角形的圆形，一个角度为60度

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