What is the recursive formula for this sequence? 12, 16, 20, 24, 28, ...
O A.
[ay = 12
len = 8-1-4
a =
32
OB.
er = 2n-1 +4
4
OC.
(a = = 4
len = 2n-1+12
(a = 12
O D.
an
=
8.-1 + 4

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.