from a circular sheet of paper of radius 10 cm,a sector area 40% is cutoff from the remaining portion of cone is constructed, then what is the ratio of the radius of hte cone to its height ?
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slant height = 10
right angle triangle,8^2+6^2=100
height= 8 radius=6
ratio=3/4
right angle triangle,8^2+6^2=100
height= 8 radius=6
ratio=3/4
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