Karateboat246 Karateboat246
  • 02-12-2021
  • Mathematics
contestada

what is the length of AB? A(-1,5), B(2,-4)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-12-2021

Answer:

3 sqrt(10)

Step-by-step explanation:

To find the distance, we use the formula

d = sqrt( ( x2-x1)^2 + (y2-y1)^2)

  = sqrt( ( 2- -1)^2 + ( -4-5)^2)

  = sqrt( (2+1)^2 +(-4-5)^2)

  = sqrt( 3^2 +(-9)^2)

  = sqrt( 9+81)

 = sqrt(90)

= sqrt ( 9*10)

  3 sqrt(10)

Answer Link

Otras preguntas

Jamar is finding (-2)(-3)(-4). Find his mistake and correct it. Explain your answer.
The ______ theory of color vision holds that we perceive colors because of pairs of receptors that make antagonistic responses.
the intersection of a row and column in a spreadsheet program is known as?
If the book cost 42.50 and you get a discount of 8%. What's the textbook costs?
The adjusting entry for the loss of inventory due to shoplifting, employee theft, or errors should be made to:
We made this casserole using what was already in ______ refrigerator. A our B ours C ourselves
what type of messages do neurons deliver to one another
Que colores hay en el arco iris?
What was the Kevin temperature of the flubber when it was first discovered?
It is natural for people to forget to do things, especially if the tasks are not interesting.