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

describe the ergonomic advantages of using aplastic
As weather conditions change, birds migrate to other regions for breeding. Based on this excerpt, we can conclude that bird migration_____________ A) Is caused
Multiply or divide as indicated. a∧5 / a
The parametric equations x = x1 + (x2 − x1)t, y = y1 + (y2 − y1)t where 0 ≤ t ≤ 1 describe the line segment that joins the points p1(x1, y1) and p2(x2, y2). use
How much was mezzo-soprano maria garcia earning per night by the time she left for europe in 1827?
the chatted incessantly about the things around them..
Put the following events from World War II in the correct chronological order. Japan seizes Singapore and Indonesia.The Japanese conquer Manchuria and southern
The tiger is an archetype of experience because It is? A ) An experienced hunter B ) An experienced observer C ) An experienced wanderer
A blue whale gains 2.3 tons a month for the first year of life. If a blue whale weighed 15 tons at birth, how much will it weigh on its first birthday?
2. The number of protons in its nucleus determines an atom’s _____. weight charge properties mass