math
posted by arleth on .
let n represent the position of a term in the arithemtic sequence
(2,6,14,22,30,...)

a circle is a dilated by a scale factor of 2 to create a new circle.which of the following statements are true
I.the area of the new circle is 6times the area of the original circle
II.the area of the new circle is 4times the area of the original circle
III.the circumference of the new circle is 2times the circumference of the original circle.
IV.the circumference of the original circle
f)I and IV
G)IIand III
h)i and III
J)IIand IV 
II and III
(IV is incomplete, but I assume false) 
Tn = 8n10