may0163 may0163
  • 02-08-2019
  • Mathematics
contestada

help please quetion 1b) only..thanks in advanced​

help please quetion 1b onlythanks in advanced class=

Respuesta :

jimrgrant1 jimrgrant1
  • 02-08-2019

Answer:

D(0, 4.5 )

Step-by-step explanation:

D is the midpoint of the line BC

Use the midpoint formula to find coordinates of D

[ 0.5(x₁ + x₂ ), 0.5(y₁ + y₂ ) ]

with (x₁, y₁ ) = B(1, 5) and (x₂, y₂ ) = C(- 1, 4)

D = [0.5(1 - 1), 0.5(5 + 4) ] = (0, 4.5 )

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