Answers

  • Brainly User
2015-10-31T13:07:33+05:30
1x +2x = 180 
2x=180
x= 60
exterior angle = 2x
exterior angle = 120 
no of sides = 360 /120 = 3

2 nd part me i thnk ratio glt h 
0
hey 1x+2x=3x
this isnt correct
the answer must be 5 and 9
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