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Please help i beg you​

Please help i beg you​-example-1

1 Answer

11 votes

5a+(a+60)°+(2a+140)° = 360°

5a+a +60+ 2a+ 140 = 360

8a= 360-60-140

8a = 160 ( divide by a 8 on both sides)

a = 20°

User Adam Batkin
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