To find the distance between two points on a number line and between two points in a coordinate plan

1
To find the distance between two points on a
number line and between two points in a
coordinate plane
2
Distance between two points

• B is between A and C

C
B
A
3

• If A -3 and B 8 Then AB 11

A
B
8
-3
4

• AB 42-11
• 31

5

• AB -5-(-35)
• -535
• 30

6
B is between A and C

• If AB 3x BC 9 and AC 27, Find x
• AB BC AC
• 3x 9 27
• 3x 18
• x 6

A
B
C
7
Find the measure of if N is between M
and P. MN 3x2,NP18 and MP5x

• 3x218 5x

N
P
M
8
Find JK for J(9,-5) and K(-6,1)
K
15
6
J
9

• JK
• 16.16

10
Find the distance between points H(2,3 ) AND K(
-3 , -1)

• HK
• 6.40

H
K
4
5
11
Find the length of BG
A
B
9
F
E
8
G
C
12

• BG
• 12.04