rodverari
rodverari rodverari
  • 01-10-2021
  • Mathematics
contestada

Find BC if B(8,-7) and C1-4,-2).

Respuesta :

DᴀʀᴋPᴀʀᴀᴅᴏx
DᴀʀᴋPᴀʀᴀᴅᴏx DᴀʀᴋPᴀʀᴀᴅᴏx
  • 01-10-2021

Using distance formula :

  • [tex] \sqrt{(x_2 - x_1) {}^{2} + (y_2 - y_1) {}^{2} } [/tex]

  • [tex] \sqrt{(8 - ( - 4)) {}^{2} + ( - 7 - ( - 2)) {}^{2} } [/tex]

  • [tex] \sqrt{(12) {}^{2} + ( - 5) {}^{2} } [/tex]

  • [tex] \sqrt{144 + 25} [/tex]

  • [tex] \sqrt{169} [/tex]

  • [tex]13 \: \: units[/tex]
Answer Link

Otras preguntas

Which half-reaction correctly represents reduction? (1) Mn4+ ==> Mn3+ + e- (2) Mn4+ ==>Mn7+ + 3e- (3) Mn4+ + e- ==>Mn3+ (4) Mn4+ + 3e- ==> Mn7+
−4x + y = 6 −5x − y = 21
Fill in the blanks: The way people live is influenced by the ___________, __________, and ___________, of their surroundings.
if you are given the coordinates 128 E longitude, 45 N latitude what is this an example of ______
Question 11.11. What does Caesar say as Brutus steps forward to stab him to indicate his sense of betrayal at seeing Brutus? (Points : 3) Veni, vi
x = y - (50/y), where x and y are both > 0 If the value of y is doubled in the equation above, the value of x will a. decrease b. stay the same c. increase f
Which conclusion is based on the “gold foil experiment” and the resulting model of the atom? (1) An atom is mainly empty space, and the nucleus has a positive c
find the eccentricity of the ellipse 4x^2 +16y^2 +32x-32y+16=0
Find the sum of -4 and 14
Which nuclear emission has the greatest penetrating power? (1) alpha particle (3) gamma radiation (2) beta particle (4) positron