LILBERRYANDRE LILBERRYANDRE
  • 20-05-2020
  • Mathematics
contestada

The point A(-8,6) is translated using T: (x,y) = (x + 5. y - 4).
What is the distance from A to A'?

Respuesta :

jzonfleek016
jzonfleek016 jzonfleek016
  • 20-05-2020

Step-by-step explanation:

For this problem, we can simply plug in the coordinate point into the given formula.

(-8, 6) = (-8 + 5, 6 - 4)

(-8, 6) = (-3, 2)

So, A' is at point (-3, 2)

Now, we have to find the distance from A to A'. We can use the distance formula.

[tex]d=\sqrt{(x2-x1)^2+(y2-y1)^2}[/tex]

[tex]d=\sqrt{(-3-(-8))^2+(2-6)^2}[/tex]

[tex]d=\sqrt{(5)^2+(-4)^2}[/tex]

[tex]d=\sqrt{25+16}[/tex]

[tex]d=\sqrt{41}[/tex]

So, the distance between A and A' is about 6.4 units.

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