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20 April, 02:04

If the sizes of the angle of a triangle are 3x, 5x, and 4x, find the smallest anhge of the traingle

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  1. 20 April, 02:30
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    45

    Step-by-step explanation:

    The three angles of a triangle add to 180 degrees

    3x+5x+4x = 180

    Combine like terms

    12x = 180

    Divide by 12

    12x/12 = 180/12

    x = 15

    The smallest angle is 3x

    3 (15) = 45
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