# Find the intersection point of a polyline with a circle / sphere

**URL:** <https://community.cesium.com/t/find-the-intersection-point-of-a-polyline-with-a-circle-sphere/10174>\
**Category:** CesiumJS\
**Created:** [July 9, 2020, 1:41pm UTC](https://community.cesium.com/t/find-the-intersection-point-of-a-polyline-with-a-circle-sphere/10174 "2020-07-09T13:41:08Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![CarlCartesian](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/carlcartesian/32/1987_2.png) [@CarlCartesian](https://community.cesium.com/u/CarlCartesian)\
**Post date:** [July 10, 2020, 3:58pm UTC](https://community.cesium.com/t/find-the-intersection-point-of-a-polyline-with-a-circle-sphere/10174/5 "2020-07-10T15:58:13Z")

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Here is a sandcastle in case anyone has the same question:  
[🏰](https://sandcastle.cesium.com/#c=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)

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_[View the full topic](https://community.cesium.com/t/find-the-intersection-point-of-a-polyline-with-a-circle-sphere/10174)._