Joshua is creating a series of rectangles, one inside the other. The length of the first rectangle, Rectangle A, is five inches. Joshua dilates Rectangle A about its center by a scale factor of two to get Rectangle B. He repeats this process using the same scale factor till he gets a rectangle of length 80 inches.
How many dilations did Joshua perform including the dilation of Rectangle A?

Question

Joshua is creating a series of rectangles, one inside the other. The length of the first rectangle, Rectangle A, is five inches. Joshua dilates Rectangle A about its center by a scale factor of two to get Rectangle B. He repeats this process using the same scale factor till he gets a rectangle of length 80 inches. 
How many dilations did Joshua perform including the dilation of Rectangle A?

anonymous · Answer

4

2

8

16

anonymous · Answer

@HyperChemist can u help with this

anonymous · Answer

ok, so if he dilates the first rectangle by 2 to get rectangle B, he must of gotten 10, we dont need to know any of the other fancy stuff.

anonymous · Answer

dialating is just increasing the size of a certain object by a certain fraction or percent, or zise, etc.

anonymous · Answer

now, if he dilates|dw:1336250044605:dw| again by 2,