ManishGiri
ManishGiri ManishGiri
  • 02-01-2021
  • Mathematics
contestada

if the radius of a coin is 20cm ,find its surface area.​

Respuesta :

bhumikatamang58
bhumikatamang58 bhumikatamang58
  • 02-01-2021

Answer:

It's surface area is 1257.14cm^2

Step-by-step explanation:

area=22/7×20cm×20cm

=3.14×20cm×20cm

=1257.14cm^2

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