Question

If M(4,-8) is the midpoint of line segment AB and the coordinates of A are (5,-3), what are the coordinates of B?

A) (9,11) B) (3,-13) C) (4 1/2, 5 1/2) D) (-1,-5)

Answer 1

@bibby

Answer 2

Use the midpoint formula\[\huge (\frac{ x_1+x_2 }{ 2 }, \frac{ y_1+y_2 }{ 2 })\]

Answer 3

B

Answer 4

The answer is C

Answer 5

its B

Answer 6

@bibby I got C, but @naahhbass got B

Answer 7

Why is it B?

Answer 8

I got C doing it in my head

Answer 9

-8+-3 is 11 right?

Answer 10

oh wait, I'm a moron. we have the midpoint and ONE of the points of the line segment

Answer 11

Oh, so the answer IS B

Answer 12

@bibby

Answer 13

YES ITS BEEEEE LOL