handsomesoso27 handsomesoso27
  • 01-11-2018
  • Mathematics
contestada

Y is the midpoint of AB, The coordinates are A(-3,-7) and B(-1,1) What is the coordinate Y?

Respuesta :

gmany
gmany gmany
  • 01-11-2018

The formla of a midpoint of AB:

[tex]M\left(\dfrac{x_A+x_B}{2},\ \dfrac{y_A+y_B}{2}\right)[/tex]

We have A(-3, -7) and B(-1, 1). Substitute:

[tex]x_M=\dfrac{-3+(-1)}{2}=\dfrac{-4}{2}=-2\\\\y_M=\dfrac{-7+1}{2}=\dfrac{-6}{2}=-3[/tex]

Answer: M(-2, -3)

Answer Link

Otras preguntas

Anybody know the answer?
" which of shakespeare's plays referenced the "wooden o"
order of operations pemdas
99 POINTS!!!! A city council wants to know if residents will support building a new community pool. They ask every 5th person leaving the current community poo
Which describes a nicotine-substitute product?
ABC Electronics sells an 8 pack of AA batteries for $4.80. Better Batteries sells a pack of 15 AA batteries for $10.20. Which store has the better deal? What is
What type of verse form is used in Walt whitman's I hear America singing"and in Langston Hugh's Itoo?
Please help me out!!!!!!!!
Given the points (2,k) (2,k) and (0,−6) (0,−6) , for which values of k would the distance between the points be 5 – √ 5
Which of the following possibilities will form a triangle? A. Side = 15 cm, side = 7 cm, side = 7 cm B. Side = 15 cm, side = 7 cm, side = 9 cm C. Side =