Asked by Anonymous
the hat of a clown is in the form of a cone. the slant height of the cone is 15cm and it makes the angle of 45 degree with the height of the hat. what is the diameter of clown's head ?
Answers
Answered by
Steve
Draw a diagram. If the hat's radius is r, then
r^2+r^2 = 15^2
and the diameter is just 2r
r^2+r^2 = 15^2
and the diameter is just 2r
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