The point (3,-5) is successively reflected across the x-axis, then y-axis and then x-axis again. The rectangle formed by these 4 points is dilated by a factor of 2. What is the perimeter of the newly dilated rectangle?

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32