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In the diagram, what is the value of x?

 

 Dec 4, 2017

Best Answer 

 #1
avatar+7352 
+1

The sum of the interior angles in every quadrilateral  =  360°

 

So...

 

48° + 90° + 60° + x°  =  360°

 

198° + x°  =  360°           Subtract  198°  from both sides.

 

x°  =  360° - 198°

 

x°  =  162°      smiley

 Dec 4, 2017
 #1
avatar+7352 
+1
Best Answer

The sum of the interior angles in every quadrilateral  =  360°

 

So...

 

48° + 90° + 60° + x°  =  360°

 

198° + x°  =  360°           Subtract  198°  from both sides.

 

x°  =  360° - 198°

 

x°  =  162°      smiley

hectictar Dec 4, 2017
 #2
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+1

thx your the best. you have been answering my questions and for that ill give you a blue ribbon of helping others! 

Guest Dec 4, 2017

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