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    Question

     If the angles of a triangle are in the ratio of 3:4:5,

    what is the value of the smallest angle?
    A 54° Correct Answer Incorrect Answer
    B 18° Correct Answer Incorrect Answer
    C 45° Correct Answer Incorrect Answer
    D 27° Correct Answer Incorrect Answer

    Solution

    The ratio of triangle angles =3:4:5 We know that – The sum of angles of the triangle=180° ATQ- 3+4+5=180° 12=180°    1=15°  Now biggest angles = 3×15° =45°   

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