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29 June, 19:07

The second angle of a triangle is the same size as the first angle. The third angle is 12 degrees larger than the first angle. How large are the angles?

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  1. 29 June, 22:11
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    Step-by-step explanation:

    x+x + (x+12) = 180

    3x=180-12=168

    x=56

    third angle=56+12=68

    so angles are 56°,56°,68°
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