aryanramkesh aryanramkesh

03-04-2021
Mathematics

contestada

if the radius of circle is 21 cm then find its area

Respuesta :

ezioassasin55 ezioassasin55

03-04-2021

Step-by-step explanation:

Area of the circle = pi x r²

= pi x 21²

= pi x 441

= 1386cm²

Answer Link

tanweeleong195oxyqwp tanweeleong195oxyqwp

03-04-2021

Step-by-step explanation:

Area of Circle

[tex] = \pi {r}^{2} \\ = \pi(21) {}^{2} \\ = 441\pi \: cm {}^{2} or \: 1385.442cm {}^{2} [/tex]

Answer Link

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