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In the diagram below of triangle UVW, X is a midpoint of UV and Y is a midpointof VW

 

 Feb 18, 2021
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Because  X  and Y  are  midpoints of the  sides of the  triangle.....XY  is parallel to UW

 

Therefore....angles  XYV  and UWY  are  equal....so

 

 98 - 6x   = 63  -  x

 

98   -  63    =  6x   -  x

 

35  =   5x

 

x  =  35 /  5    = 7

 

So  UWY  =  63  - 7  =    56°

 

 

cool cool cool

 Feb 18, 2021

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