Maths > Coordinate Geometry > Flashcards
Finding coordinates of x
M¹x²+M²x¹
M¹+M²
Finding a centroid
x¹ + x² + x³ y¹ + y² + y³
3 3
Midpoint
x¹ + x²
2
Finding distance
√(x² - x¹)² (y² - y¹)²