popeye318
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a shelf is in the shape of a triangle. find the angles of the triangle if the measures of the angles are in the ratio x:x:4x.



Answer :

We know that sum of angles in the triangle its 180.
To get the answer we can prepare equation
x+x+4x=180 
6x=180              /:6
x=30        - first and second angles
4x=30*4=120 - third angle
 

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