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Math Help - problem in pyramid question

  1. #1
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    problem in pyramid question

    I have problem to finding volume of pyramid.Question is
    The base of a right pyramid is a regular hexagon of side 4m and its slant surfaces are inclined to the horizontal at an angle of 30 degree.Find the volume?
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  2. #2
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    Quote Originally Posted by khhratmath123 View Post
    I have problem to finding volume of pyramid.Question is
    The base of a right pyramid is a regular hexagon of side 4m and its slant surfaces are inclined to the horizontal at an angle of 30 degree.Find the volume?
    Join the mid points of the opposite sides of the hexagon.
    These two points and the vertex of the pyramid forms isosceles triangle with 30-120-30 degree angles.
    From this triangle you can find the height of the pyramid.
    Then the volume of eh pyramid = 1/3*A*H.
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