Seriously: add the x's divide by 2, add the y's divide by 2, bob's your uncle. you have the midpoint.
Answer:
(-5,7) (5,-7)
Step-by-step explanation:
When you are told to lable, show or name the points that lie on a horizontal line, it basically means that; when a line is drawn, it passes through the selected points without changing the direction when joined together (horizontally).
From the above problem, (-5,7) and (5,-7) lie in the same horizontal line.
For (7,-5) and (-7,5) lie in the same vertical line.
Thereforeour, the answer is (-5,7) (5,-7).
Answer:

Step-by-step explanation:
we know that
The surface area of a sphere is equal to

we have

substitute


I think it is 88 not sure though