Coordinate geometry Flashcards
1
Q
distance formula=
A
ROOT OVER (X2-X1)^2 + (Y2-Y1)^2
2
Q
section formula=
A
(m1X2 +m2X1)/ m1+m2 , (m1y2+m2y1)/ m1+m2
3
Q
area of triangle
A
X1(Y2-Y3) +X2 (Y3-Y1)+X3 (Y1-Y2)
distance formula=
ROOT OVER (X2-X1)^2 + (Y2-Y1)^2
section formula=
(m1X2 +m2X1)/ m1+m2 , (m1y2+m2y1)/ m1+m2
area of triangle
X1(Y2-Y3) +X2 (Y3-Y1)+X3 (Y1-Y2)