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Note: Solving a quadratic equation will result in two possible answers.  Always make sure the values of x produce positive angles.

 

 Mar 11, 2021

Best Answer 

 #1
avatar+31281 
+2

Angle c = 180 - 144 = 36 degrees

 

x^2 + 3x^2 + 36 = 180 degrees

4x^2 = 144

x^2 = 36

x = 6                   take it from here !  

 Mar 11, 2021
 #1
avatar+31281 
+2
Best Answer

Angle c = 180 - 144 = 36 degrees

 

x^2 + 3x^2 + 36 = 180 degrees

4x^2 = 144

x^2 = 36

x = 6                   take it from here !  

ElectricPavlov Mar 11, 2021

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