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a man is preparing conical hats out of cardboard. How much card board was used in total if each hat has a diameter of 300 cm and a slant hei

a man is preparing conical hats out of cardboard. How much card board was used in total if each hat has a diameter of 300 cm and a slant height of 25cm?

Asked by: Guest | Views: 314
Total answers/comments: 2
Guest [Entry]

"lateral surface area of cone     = πrl

                                                     =  π150 *25  =  3.14*150*25

                                                      =  11,775 sq cm"
Ghpqnc [Entry]

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