autumnrose2223 autumnrose2223

06-04-2020
Mathematics

contestada

Find the area of a circle with a radius of 2.
Either enter an exact answer in terms of a or use 3.14 for
pi and enter your answer as a decimal.

Respuesta :

omoniquemcrae omoniquemcrae

06-04-2020

Answer:

A≈12.57

Step-by-step explanation:

A=πr2=π·22≈12.56637

Answer Link

Sarah06109 Sarah06109

06-04-2020

Answer:

a=12.56

Step-by-step explanation:

The area of a circle is:

a=[tex]\pi \\[/tex]r^2

Substitute 2 in for r

a=[tex]\pi \\[/tex]2^2

a=[tex]\pi \\[/tex]4

Substitute 3.14 in for pi

a=4*3.14

a=12.56

Hope this helps!

Answer Link

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