Math, asked by saumhra5004, 11 months ago

Slant height of a cone -21cm radius-10cm how much cloth is needed to make such a cap

Answers

Answered by ankitmurmu

11

Answer:

660cm²

Step-by-step explanation:

Given-

l= 21cm , r= 10cm

Cloth needed for cap= πrl

=(22÷7×10×21)cm²

=(22×10×3)cm²

=660cm²

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