Question

Chas build a circular pattern for his dog The radius of the pen is 9 feet how much fencing did Chaz use for the pen

Answer 1

The fencing Chaz used for the pen is 56.67 feet

Explanation:

Fencing interprets to circumference

If the radius of the pen is 9 ft

circumference =
`2\pi r`

= 2*(22/7)*9

= 396/7

= 56.67 ft