johnsosky
johnsosky johnsosky
  • 08-04-2022
  • Mathematics
contestada

Please help me with this

Please help me with this class=

Respuesta :

unicornetfairies
unicornetfairies unicornetfairies
  • 08-04-2022

254.47cm^2

Step-by-step explanation:

A= pi x 3x3

= 9pi

x2 (there is 2 circles)

18pi

C=pi x D

= pi x 6

= 6pi

Width of rectangle wrap perfectly around the circle, so the circumference of 6pi will become the width of the rectangle

Rectangle:

A=lxw

= 10.5 x 6pi

= 63pi

Add up:

63pi + 18pi = 81pi

81pi = 254.469.....

Round to nearest 100th would be 254.47cm^2

(100th is 1/100= 0.01)

Hope this helps!

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