中間点 (3,-2),(-1,-1)

解

中間点

(3, - 2), (- 1, - 1)

(1, - \frac{3}{2})

解答ステップ

(x_{1}, y_{1}), (x_{2}, y_{2})

の中間点:

(\frac{x _{2} + x _{1}}{2}, \frac{y _{2} + y _{1}}{2})

(x_{1}, y_{1}) = (3, - 2), (x_{2}, y_{2}) = (- 1, - 1)

= (\frac{- 1 + 3}{2}, \frac{- 1 - 2}{2})

改良

= (1, - \frac{3}{2})