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  • 1.
    In the given figure AB || CD, ∠ALC = 60° and EC is the bisector of ∠LCD. If EF || AB then the value of ∠CEF is
     

     
    A. 120° B. 140°
    C. 150° D. None of these
    Ans
    C
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  • 2. The complement angle of 80° is
    A.
    18  radian
    π
    B.
     radian
    9
    C.
    π  radian
    18
    D.
    9  radian

    Ans
    C
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  • 3.
    In a Δ ABC,   1 ∠A +   1 ∠C +   1 ∠B = 80°, then what is the value of ∠C?
    2 3 2
    A. 35° B. 40°
    C. 60° D. 70°
    Ans
    C
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  • 4.
    If the arms of one angles are respectively parallel to the arms of another angle, then the two angles are
    A. Neither equal nor supplementary B. not equal but supplementary
    C. equal but not supplementary D. Either equal or supplementary
    Ans
    B
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  • 5.
    A wheel makes 12 revolutions per min. The angle in radian described by a spoke of the wheel in 1 s is:
    A. 5π/2 B. 2π/5
    C. 3π/5 D. 4π/5
    Ans
    B
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    mainly asked in :
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