godzzlw
godzzlw
19-02-2018
Mathematics
contestada
Help will mark as brainliest
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jack42405
jack42405
19-02-2018
X=20
180-31-90
61=3x-1
60=3x
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brianaelynn
brianaelynn
19-02-2018
#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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