Respuesta :

Bazzi2006

Answer:

i think its 131.88 bc A=pr2 burtidk if its pr^2 or pr2 so not sure

Step-by-step explanation:

fadedfire07
The answer is 1385 mm squared.

The formula for the area of a circle is
A=πr^2.

The diameter is 42. Radius is half of the diameter. So do 42/2 to equal 21 as the radius.

Then plug it into the equation.

A= πr^2
A= π21^2
A= π441
A= 1,385.442360233099

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