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a regular heptagon has a radius of 8 meters what is the area

Guest Feb 26, 2015

Best Answer 

 #6
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thankyou sir something my teacher couldnt even teach me in a week you taught me in 1 sentence thankyou :)

Guest Feb 26, 2015
 #1
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Well A = (1/2)(numberofsides)(lengthofaside)(apothem)

BlackNinja  Feb 26, 2015
 #2
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To Answer The Question I Need More Info About The Problem

BlackNinja  Feb 26, 2015
 #3
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thats all there is

Guest Feb 26, 2015
 #4
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how do i find the apothem if the radius is 8

Guest Feb 26, 2015
 #5
avatar+89821 
+5

I assume that the heptagon is inscribed in a circle.

We have 7 equal triangles, each of whose area is given by

(1/2)(8)^2*sin(360/7) = about 25.010 m^2

So....7 times this  =

7 * 25.019 = 175.13 m^2

 

CPhill  Feb 26, 2015
 #6
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+5
Best Answer

thankyou sir something my teacher couldnt even teach me in a week you taught me in 1 sentence thankyou :)

Guest Feb 26, 2015

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