Polygon ABCD is dilated by a certain scale factor with the origin as the center of dilation to form the image A′B′C′D′. The length of is 5.6 units, and the length of is 2.24 units.

Real gross domestic product: a) will increase if the price level increases. b) can change from one year to the next even if there is no change in output. c) will increase if the level of output increases. d) is a measure of inflation.

Me with these questions , i don’t understand scientific notation!

Explain whether this dilation is an enlargement or a reduction, and how you know.