Answer:
angle a=50 angle b= 46 angle c= 84
Explanation:
6x-10+4x+6+7x+14=180
17x +10=180
-10 -10
17x=170
/10 /10
x=10
6x-10
(6 x 10) -10= 50
4x+6
(4 x 10) +6= 46
7x+14
(7 x 10) +14= 84
50+46+84=180
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