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how do i find the area of a decagon?

 Nov 25, 2014

Best Answer 

 #2
avatar+118616 
+13

Is that right tiddle? I will have to look it up :)

It would have to be a regular decagon - all sieds the same length

Here is one formula

https://www.google.com.au/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=Area%20of%20a%20decagon

 

Mmm

Area = 10*    1/2  *  P/10  *  apothem = 1/2 * perimater * apothem    Yep that works  

Good answer Tiddle. 

 Nov 26, 2014
 #1
avatar+2195 
+13

Decagon area= 1/2 * Perimeter * Apothem

Hope this helps 

 Nov 25, 2014
 #2
avatar+118616 
+13
Best Answer

Is that right tiddle? I will have to look it up :)

It would have to be a regular decagon - all sieds the same length

Here is one formula

https://www.google.com.au/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=Area%20of%20a%20decagon

 

Mmm

Area = 10*    1/2  *  P/10  *  apothem = 1/2 * perimater * apothem    Yep that works  

Good answer Tiddle. 

Melody Nov 26, 2014

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