FombafTejanjr FombafTejanjr
  • 12-01-2017
  • Mathematics
contestada

the vertices of a triangle ABC are A(2,6) B(-2,3) and C(4,1). find the coordinates of D, the midpoint of BC.

Respuesta :

piradii2
piradii2 piradii2
  • 12-01-2017
the midpoint of BC = D

x(mid) = (x(B) + x(C)) / 2 = (-2 + 4) / 2 = 1

y(mid) = (y(B) + y(C)) / 2 = ( 3 + 1) / 2 = 2 

=>  D(1,2)
Answer Link

Otras preguntas

how to find cube root of 0.125
what takes place when you inhale and exhale ?
why a ladder would be useful if you had to rescue someone from an icy pond
Mr Castle shares out 54 marbles between Emily and jack the ration 5:1 How much marbles does each child get?
find x and IJ is HK is an altitude of triangle HIJ
What takes place when you inhale and exhale
factor using ac-method and factor completely, 25x²-95x-20= ______ thanx for the help.
1/3 of something = 3
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -8x^2 + 8x + 5.
Which of the following mathematical expressions is equivalent to the verbal expression “A number, x, squared is 39 more than the product of 10 and x” ? F. 2x =