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how do you find the area of an equilateral triangle where one side is 10u??? please help

 Feb 13, 2019

Best Answer 

 #2
avatar+17269 
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Sorry....missed the 'equilateral'   part

 

area of equilateral triangle = (sqrt 3)  /4    * a^2

                                             = sqrt 3 /4   *  10^2  = 25 sqrt 3

 Feb 13, 2019
edited by ElectricPavlov  Feb 13, 2019
 #1
avatar+17269 
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deleted

 Feb 13, 2019
edited by ElectricPavlov  Feb 13, 2019
 #2
avatar+17269 
+2
Best Answer

Sorry....missed the 'equilateral'   part

 

area of equilateral triangle = (sqrt 3)  /4    * a^2

                                             = sqrt 3 /4   *  10^2  = 25 sqrt 3

ElectricPavlov Feb 13, 2019
edited by ElectricPavlov  Feb 13, 2019

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