Question

The radius of a circle is 2 miles. What is the circle's circumference in terms

of ?
Reference:
C-dx
C-2rx
A. 2x miles
B. 4x miles
O C. 6x miles
D. 8x miles

Answer 1

radius= 2miles

circumference =2Πr

= 2Π2miles

= let Π=x

(2x)(2miles)

Answer is = 4x miles