jessie9542 jessie9542
  • 01-09-2019
  • Mathematics
contestada

Find the point B on AC such that the ratio of AB to BC is 2:3

Find the point B on AC such that the ratio of AB to BC is 23 class=

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jimrgrant1 jimrgrant1
  • 01-09-2019

Answer:

B(4, - 3 )

Step-by-step explanation:

We have A(2, - 7) and C(7, 3 )

Using the section formula to calculate the coordinates of B

[tex]x_{B}[/tex] = [tex]\frac{3(2)+2(7)}{2+3}[/tex] = [tex]\frac{6+14}{5}[/tex] = [tex]\frac{20}{5}[/tex] = 4

[tex]y_{B}[/tex] = [tex]\frac{3(-7)+2(3)}{2+3}[/tex] = [tex]\frac{-21+6}{5}[/tex] = [tex]\frac{-15}{5}[/tex] = - 3

Hence B(4, - 3 )

Answer Link
aishahapalara17 aishahapalara17
  • 30-03-2021

Answer:

2 1/5, 1/5

Step-by-step explanation:

khan academy

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