Pentagon A'B'C'D'E' is the image of pentagon ABCDE after a dilation centered at F. What is the scale factor of this dilation?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.