Straight Lines

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  • Created by: caitlin
  • Created on: 29-12-12 15:49
Distance Formula
sqare root of (x2-x1)sqaured + (y2-y1)squared
1 of 6
Midpoint Formula
(x1 + x2) /2 , (y2 + y1) /2
2 of 6
Gradient #1
y2-y1 / x2 - x1
3 of 6
gradients #2
m=tan(theta)
4 of 6
Collinear
1- Work out Mab. 2-Work out Mbc 3- If the same then they're collinear
5 of 6
Perpendicular Bisectors
M*Mperpendicular = -1
6 of 6

Other cards in this set

Card 2

Front

Midpoint Formula

Back

(x1 + x2) /2 , (y2 + y1) /2

Card 3

Front

Gradient #1

Back

Preview of the front of card 3

Card 4

Front

gradients #2

Back

Preview of the front of card 4

Card 5

Front

Collinear

Back

Preview of the front of card 5
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