smartypants13238
smartypants13238 smartypants13238
  • 22-10-2021
  • Mathematics
contestada

The endpoints of AC are A(-8, 9) and C (1, -3). Point B(-2, 1) lies on AC. What
is the ratio AB: BC?
A 1:2
B
1:1
C) 2:1
D) 3:1

Respuesta :

prasamsharayamajhi
prasamsharayamajhi prasamsharayamajhi
  • 22-10-2021

Answer:

c)2:1..................

Ver imagen prasamsharayamajhi
Answer Link
kayla71807
kayla71807 kayla71807
  • 22-10-2021

Answer:

C

Step-by-step explanation:

Find the distance of AB:

Distance formula: [tex]\sqrt{[(-8)-(-2)]^2+(9-1)^2}[/tex]

[tex]\sqrt{(-6)^2+(8)^2}=\sqrt{36+64}=\sqrt{100}=10 units[/tex]

Find the distance of BC:

Distance formula: [tex]\sqrt{[(-2)-1]^2+[1-(-3)]^2}[/tex]

[tex]\sqrt{(-3)^2+4^2}=\sqrt{9+16} =\sqrt{25} =5 units[/tex]

AB=10 units

BC=5 units

AB:BC = 10:5=2:1

Answer Link

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