how much fencing is needed to enclose a circular tulip garden whose area is 16pi sueare meters?

4pi m
16pi m
8pi m
32pi m

Question

how much fencing is needed to enclose a circular tulip garden whose area is 16pi sueare meters?

4pi m
16pi m
8pi m
32pi m

amistre64 · Answer

area = pi r^2

16pi = pi r^2

16 = r^2

r = 4;   now circumference = 2 pi r and thats what we want.

8pi m

anonymous · Answer

Curse you, beat me to it. I always thought wizards were good at math.

amistre64 · Answer

you could always verify or unverify my results ;)

anonymous · Answer

okay thank you =)

anonymous · Answer

and haha wizards? na im bad at math, better with magic, my specialty =D

anonymous · Answer

Oh. I thought you were a mathemagician. I assumed you were gifted in the arts of Mathemagic.

anonymous · Answer

no sorry to dissapoint, my work deals more with things unkown to the human world...