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Sum of all angles of triangle = 180
2x + 3x + 4x = 180
9x =180
x = 180/9
x = 20
2x = 20 x 2= 40
3x = 20 x 3 = 60
4x = 20 x 4 = 80
Ans : the largest angle is 80 degrees
2x + 3x + 4x = 180
9x =180
x = 180/9
x = 20
2x = 20 x 2= 40
3x = 20 x 3 = 60
4x = 20 x 4 = 80
Ans : the largest angle is 80 degrees
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