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 Jan 12, 2017
 #1
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Linear angles must add to 180 degrees so

x-35   +  x +83 = 180

2x = 132

x = 66

x-35 =   31 degrees

x+83= 149 degrees

 

 

Circle circumf=  pi x d   = 3.14 x 7.2 = ~22.6 in

 Jan 12, 2017
edited by ElectricPavlov  Jan 12, 2017

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