--- title: The Math Behind Nesting Rounded Corners | daily.dev description: The Math Behind Nesting Rounded Corners is the math behind nesting rounded corners. To nest one circle inside of another, the inner circle needs a smaller... canonical: https://daily.dev/posts/the-math-behind-nesting-rounded-corners-cjir-j7zt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: The Math Behind Nesting Rounded Corners | daily.dev og:description: The Math Behind Nesting Rounded Corners is the math behind nesting rounded corners. To nest one circle inside of another, the inner circle needs a smaller... og:url: https://daily.dev/posts/the-math-behind-nesting-rounded-corners-cjir-j7zt og:image: https://api.daily.dev/og/posts/cJir_J7zT.png og:image:alt: The Math Behind Nesting Rounded Corners og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The Math Behind Nesting Rounded Corners **[Community Picks](https://daily.dev/sources/community)** · 2 min read · 161 upvotes · 5 comments ## Summary The Math Behind Nesting Rounded Corners is the math behind nesting rounded corners. To nest one circle inside of another, the inner circle needs a smaller radius than the outer circle. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@zataara** · 2 upvotes > I’ve struggled with this exact issue before! Excellent explanation to solve this fun problem. **@jessejsamuel** · 1 upvotes > I get this, but whenever I use use border radius it is more like a oval 😂 **@ghost** · 1 upvotes > Thinking in circles and a neat math usage. **@chraebsli** · 1 upvotes > This will help me a lot! **@antoinemesnil** · 1 upvotes > Interesting read, I will remember that equation 👍 ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#css](https://daily.dev/tags/css), [#math](https://daily.dev/tags/math) [View this post on daily.dev](https://daily.dev/posts/the-math-behind-nesting-rounded-corners-cjir-j7zt) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"The Math Behind Nesting Rounded Corners","url":"https://daily.dev/posts/the-math-behind-nesting-rounded-corners-cjir-j7zt","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/the-math-behind-nesting-rounded-corners-cjir-j7zt"},"datePublished":"2022-11-16T18:57:16.674Z","dateModified":"2023-12-07T12:02:45.284Z","description":"The Math Behind Nesting Rounded Corners is the math behind nesting rounded corners. 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Excellent explanation to solve this fun problem.","datePublished":"2022-11-17T17:15:08.085Z","url":"https://daily.dev/posts/cJir_J7zT#c-lkA_vBRC3","author":{"@type":"Person","name":"Bryant MacMahon","url":"https://daily.dev/zataara","image":"https://avatars.githubusercontent.com/u/75229911?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":2}},{"@type":"Comment","text":"I get this, but whenever I use use border radius it is more like a oval 😂","datePublished":"2022-11-17T02:32:41.578Z","url":"https://daily.dev/posts/cJir_J7zT#c-vYl8VoUGy","author":{"@type":"Person","name":"Jessej Samuel","url":"https://daily.dev/jessejsamuel","image":"https://lh3.googleusercontent.com/a/ALm5wu0GnNwNZwZmQE2eZgIJHHXfHypt6UT8GwMrhow1sA=s96-c"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"Thinking in circles and a neat math usage.","datePublished":"2022-11-17T06:42:42.945Z","url":"https://daily.dev/posts/cJir_J7zT#c-NDWfiPqMG","author":{"@type":"Person","name":"Deleted user","url":"https://daily.dev/ghost","image":"https://media.daily.dev/image/upload/s--hNIUzLiO--/f_auto/v1705327420/public/ghost_vlftth"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"This will help me a lot!","datePublished":"2022-11-17T15:24:32.557Z","url":"https://daily.dev/posts/cJir_J7zT#c-CKNSnOhUT","author":{"@type":"Person","name":"Nicholas Krebs","url":"https://daily.dev/chraebsli","image":"https://media.daily.dev/image/upload/v1668448430/avatars/avatar_oF0hmUjqJhWpZunNuP9qT.jpg"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"Interesting read, I will remember that equation 👍","datePublished":"2022-11-19T09:06:48.704Z","url":"https://daily.dev/posts/cJir_J7zT#c-6Jc_OPVUo","author":{"@type":"Person","name":"Antoine Mesnil","url":"https://daily.dev/antoinemesnil","image":"https://media.daily.dev/image/upload/v1668338468/avatars/avatar_ElLING2sGhTfX5Lf6pldM.jpg"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}}]} ```