Seudónimo Seudónimo
  • 04-04-2021
  • Mathematics
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Hi please help me with these questions asap.​

Hi please help me with these questions asap class=

Respuesta :

maviadallepalle
maviadallepalle maviadallepalle
  • 04-04-2021

Step-by-step explanation:

A. r=42/2=21

B.

[tex] {21}^{2} \pi + 60 \times 42 = \\ = 441\pi + 2520[/tex]

C.

[tex]42\pi + 60 \times 2 = \\ = 42\pi + 120[/tex]

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