Question

The curved surface area of a cone is 4070cm sq and it's diameter is 70cm what is it's slant height

Answer 1

d=70cm
r=35cm
CSA of cone=4070cm
πrl=4070
22/7×35×l=4070
l=4070×7/35×22
l=185×7/35
l=185/5
l=37cm

slant height=37cm

hope this answer will help you.

Answer 2

CRM

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