Reba is creating a series of rectangles, one inside the other. The length of the first rectangle, Rectangle A, is three inches. Reba dilates Rectangle A about its center by a scale factor of two to get Rectangle B. She repeats this process using the same scale factor till she gets a rectangle of length 96 inches.

How many dilations did Reba perform including the dilation of Rectangle A?

13

3

4

5

Question

Reba is creating a series of rectangles, one inside the other. The length of the first rectangle, Rectangle A, is three inches. Reba dilates Rectangle A about its center by a scale factor of two to get Rectangle B. She repeats this process using the same scale factor till she gets a rectangle of length 96 inches. 
 
How many dilations did Reba perform including the dilation of Rectangle A?

 13

 3

 4

 5