Linear Relationships Flashcards
1
Q
Equation of a line
A
y - y1 = m(x - x1)
2
Q
Gradient formula when given two points
A
y1 - y2/x1 - x2
3
Q
Mid point
A
(x1 + x2/2, y1 + y 2/2)
4
Q
distance formula
A
sqrt(x2-x1)^2 + (y2 - y1)^2