7. Find the circumference of a circle if the area is 300 square centimeters.

A. 84.74 cm

B. 9.77 cm

C. 56.25 cm

D. 61.38 cm

So the formula for a circle is Pie * r^2

If you divide 300 by pie and then Square root it you would get your radius

And once you have the radius you would use the equation of 2pie * r to find the circumfrence.

Answer is D. 61.38