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What is the answer???

What is the answer???-example-1
User Bman
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1 Answer

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65\º + (3x-10\º) +(2x) = 180\º \\ \\ 65\º+ 3x-10\º +2x = 180\º \\ \\ 3x +2x = 180\º +10\º -65\º\\ \\ 5x = 125\º \\ \\ \\ x= (125\º)/(5)\qquad \to \boxed{x= 25\º}


B= (3x-10\º) \\ \\ B= 3(25\º) -10\º \to \boxed{B= 65\º} \\ \\ C= 2x \º\\ \\ C= 2*(25\º) \to \boxed{C= 50\º}
User Quran
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