The Line (Leaving Cert Mathematics): Flashcards

Point exactly halfway between two endpoints of a line segment

Two equal parts of the same length

$M = \left(\frac{x_1 + x_2}{2}, \frac{y_1 + y_2}{2}\right)$

Average of the two x-coordinates

Average of the two y-coordinates

$(2, 5)$

$(3, 1)$

$(-1, -3)$

Subtracting

Coordinates in the form $(x, y)$