answer of all these questions
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4
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this is the first one
hope this helps u
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mohansingh1234:
You must be a light, because you are turning me on every time you switch.
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1. (2x+15)° + (x+10)° + (3x+5)° = 180° ( Angle Sum Propert)
2x+x+3x+15+10+5= 180°
6x+30= 180°
6x= 180-30°
6x= 150°
x= 150/6
x= 25°
Angle A= (x+10)°
= 25+10=35°
Angle B= (3x+5)°
= 3*25+5= 75+5= 80°
Angle C= (2x+15)°
= 2*25+15= 50+15=65°
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