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10 October, 08:11

If the 3 angles of the triangle are given below what is the value of x? Angle 1=5x angle2 = 3x angle3=x

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  1. 10 October, 08:27
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    In a triangle, the three interior angles always add to 180°

    5 х + 3 х + х = 180

    9 х = 180

    х = 180 : 9

    х = 20
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