Respuesta :

jack42405
X=20
180-31-90
61=3x-1
60=3x
brianaelynn
#3
90+31= 121

180-121=59

the angle must equal 59 so plug that in:

3x-1=59
59+1=60
60/3= 20

x=20


#6

94 is supplementary to our blank angle making our blank angle 86

86+60=146

180-146=34

34/2=17

x=17

Hope this helps!

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