The midpoint of AB is M(2,-2). If the coordinates of A are (8, 1), what are the

coordinates of B?

I need answers

Sorry guys but as you have a small brain

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4? r^2. write your answer in scientific notation.