Question

The radius of a circle is 15 inches. What is

the circumference of the circle? Write
your answer using T.

Answer 1

94.2in.

Explanation:

The formula for circumference is 2radius x π

π≈3.14

So we can say:

30in.x3.14=circumference

30x3.14=94.2

94.2in=circumference

(i.e. I don't know what you mean by using T.)

Answer 2

Answer: 30
`\pi \\` or 94.247

Explanation:

Circumference=2
`\pi`r

2·
`\pi`·15=30
`\pi`=94.247