Partitions Review

Directed line segment AB is partitioned by point P into a ratio of 1:3. Which of the following represent this relationship?

• 
• 
• 
• 

6) The ratio is 3:1. How many parts are there?

• 2

• 3

• 4

• 5

Find the point P that partitions the line segment AB given the ratio.
A (-5, 8) B(9, 3) with the ratio 2:5

• (12, 1.6)
• (-1, 7.6)
• (-1, 6.6)
• (13, 1.6)

Given the points A(-1,2) and B(7,14), find the coordinates of the point P on directed line segment AB that partitions AB into a ratio 1:3. 

• (1,5)
• (3,7)
• (4,4)
• (5,8)

On the directed segment DC, which is the initial point?

• D

• C

• not enough information

Determine the ratio of the directed line segment AB when partitioned by point P.

• 1:2

• 2:1

• 1:1

• 3:1

• 1:4

What is the fraction that represents the partition at point P?

• $f=\frac{5}{1}$

• $f=\frac{5}{6}$

• $f=\frac{1}{5}$

• $f=\frac{2}{3}$

What is the formula used to find f (fraction)?

• $f=\frac{a}{a+b}$

• $f=a:b$

 $What\ is\ the\ formula\ for\ \Delta x?$  

•  $\Delta x=y_2-y_1$  

•  $\Delta x=x_2-x_1$  

Which is the formula for big Y?

•  $Y=f\left(\Delta y\right)$  

•  $Y=f\left(\Delta x\right)$