Problem 2016. Area of an equilateral triangle

Created by Tanya Morton

Solve Later

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w:element=\"image\"><w:customXmlPr><w:attr w:name=\"height\" w:val=\"-1\"/><w:attr w:name=\"width\" w:val=\"-1\"/><w:attr w:name=\"relationshipId\" w:val=\"rId1\"/></w:customXmlPr></w:customXml></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Image courtesy of</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-triangle.svg\"><w:r><w:t>Wikipedia</w:t></w:r></w:hyperlink><w:r><w:t>.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray 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"}]}

Solve

Solution Stats

6964 Solutions
4299 Solvers

Last Solution submitted on Jun 28, 2022

Last 200 Solutions

Problem Comments

8 Comments

8 Comments

Show 5 older comments

Adi Zabidi on 27 Dec 2016

yay

haziq hadi on 27 Dec 2016

Howard Clark on 19 Oct 2017

Nice problem!!!

jack walker on 2 Aug 2019

yes nice problem

Zsombor Nánai on 16 Feb 2020

Nice!

Kaan Orhan Sergin on 13 Jun 2020

Nice

Rahul Gulia on 24 Sep 2021

Any idea of optimizing my answer?

function y = equilateral_area(x)
side_1 = (x/2)/tand(30);
y = (x/2)*side_1;
end

Isabella Stellitano on 13 Nov 2021

good problem

Solution Comments

Solution 6982109

1 Comment

1 Comment

Haoran Tian on 28 Nov 2021

esay one

Solution 6871489

1 Comment

1 Comment

Josh Klueber on 11 Nov 2021

easy

Solution 5675080

1 Comment

1 Comment

john perkins on 4 May 2021

nice function use

Solution 4358685

1 Comment

1 Comment

song peng on 19 Dec 2020

Great

Solution 4255980

Solution 3135561

1 Comment

1 Comment

mcbirxx on 9 Oct 2020

It's called recycling :)

Solution 396028

1 Comment

1 Comment

Jon on 3 Feb 2014

regexp cheat

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basic matlab pythagoras

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Problem 2016. Area of an equilateral triangle

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Problem 2016. Area of an equilateral triangle

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