Which is the equation of an ellipse with directrices at y = ±4 and foci at (0, 2) and (0, −2)? x squared over 16 minus y squared over 4 equals 1 x squared over 4 plus y squared over 16 equals 1 x squared over 8 minus y squared over 4 equals 1 x squared over 4 plus y squared over 8 equals 1

Arectangle has a base of 5 inches and a height of 7 inches. if the dimensions are cut in half, what will happen to the area of the rectangle? it will be half of the original size. it will be the same as the original size. it will be four times the original size. it will be one-fourth the original size.