for a party, loudres has made 10 conical hats of cardboard. how much cardboard was used in a total of each cup if each has a radius of 15 cm and slant height of 25 cm

pls put the solution​


Sagot :

Answer:

  • 400 cm of cardboard

Step-by-step explanation:

  • (15 + 25) X 10 =
  • 40 X 10 =
  • = 400 cm

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