The midpoint of a segment can be found using the formulas for a directed line segm
*1) + x and y =
12 - yı)
y, when using these formulas to find a midpoint, which is true?
a = 1 and b = 2
a = 2 and b = 1
a = 1 and a + b = 2
a = 2 and a + b = 2