What is the scale factor of the dilation from ABCD to A’B’C’D?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41