1.8 - Distance Formula The distance d between two points...

Info iconThis preview shows pages 1–12. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Distance Formula 1 1 2 2 The distance d between two points A(x ,y ) and B(x ,y ) is:   2 1 2 2 1 2 y y ) x (x d
Background image of page 2
A B C Using the distance formula we will find the length of AC. 2 2 2 2 3 4 C 25 =C 5 = C  ABC is a right triangle. Use the Pythagorean Theorem to find the length of AC. THE DISTANCE FORMULA – HOW DOES IT WORK?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A B C         22 3 0 0 4 34 9 16 25 5 d d d d d    AC 5 The distance formula will give us the same result using points (0,4) and (3,0).
Background image of page 4
        22 7 5 4 9 25 4 25 29 5.39 d d d d or    Find the distance between points (5,9) and (7,4). (you may choose either point to start with)
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Midpoint Formula 2 y y , 2 x x m 2 1 2 1 1 1 2 2 The midpoint of AB with endpoints A(x ,y )and B(x ,y ).
Background image of page 6
  3 7 5 2 m, 22 10 7 = , = 5, 3.5
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 12
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 12

1.8 - Distance Formula The distance d between two points...

This preview shows document pages 1 - 12. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online