Question

Find the circumference of a circle whose area is 60 pi cm squared

Answer 1

Any ideas?

Answer 2

no can you help

Answer 3

You need to memorize two important formulas: $$\Huge A=\pi r^2$$ $$\Huge C =2 \pi r$$

Answer 4

\[Area = \frac{ c^{2} }{ 4\pi } \] Where c is circumference.

Answer 5

i dont see those answers there

Answer 6

48.669=C

Answer 7

A = pi*r^2 and C = 2*pi*r

Answer 8

Kenny likes to count his money by tiling it on his table as shown. The diameter of a quarter is 24.26 mm. Find the area of the table not covered in quarters. Round your answer to the nearest hundredth.

A. 3,031.28 mm2
B. 6,062.56 mm2
C. 12,295.98 mm2
D. 30,250.30 mm2

Answer 9

what about this

Answer 10

The circumference in terms of the area is given by \[c=2\pi \sqrt{\frac{ A }{ \pi }} \]Where A is area.

Answer 11

Kenny likes to count his money by tiling it on his table as shown. The diameter of a quarter is 24.26 mm. Find the area of the table not covered in quarters. Round your answer to the nearest hundredth.

A. 3,031.28 mm2
B. 6,062.56 mm2
C. 12,295.98 mm2
D. 30,250.30 mm2

Answer 12

do you know this

Answer 13

this I do not know.