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Find the value of  X. Then find the missing angle measures of the polygon.

Show me the steps and solve the equation

NeuSeR222  Aug 31, 2017
edited by NeuSeR222  Aug 31, 2017

Best Answer 

 #1
avatar+78577 
+2

 

The sum of the angle measures  = 180°

 

So we have

 

5x + 2x + 110  = 180

 

7x + 110  =  180      subtract 110 from both sides

 

7x  = 70      divide  both sides by 7

 

x = 10

 

So  

 

5x  =  5(10)  =  50°

 

And

 

2x  =  2(10)  =  20°

 

 

 

cool cool cool

CPhill  Aug 31, 2017
Sort: 

2+0 Answers

 #1
avatar+78577 
+2
Best Answer

 

The sum of the angle measures  = 180°

 

So we have

 

5x + 2x + 110  = 180

 

7x + 110  =  180      subtract 110 from both sides

 

7x  = 70      divide  both sides by 7

 

x = 10

 

So  

 

5x  =  5(10)  =  50°

 

And

 

2x  =  2(10)  =  20°

 

 

 

cool cool cool

CPhill  Aug 31, 2017
 #2
avatar+17 
+1

Thank you!

NeuSeR222  Aug 31, 2017

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