Posted by **Aurbry** on Sunday, April 17, 2011 at 3:33pm.

P = 2l + 2w

A = lw

P = 4s

A = s2

C = ðd

A = ðr2

Use 3.14 for ð.

Lawrence has planted a round flower garden in his back yard. The garden is 8 feet across.

How many feet of fencing does Lawrence need to enclose the flower garden?