中間点 (-10,-9),(0,1)

解

中間点

(- 10, - 9), (0, 1)

(- 5, - 4)

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}) = (- 10, - 9), (x_{2}, y_{2}) = (0, 1)

= (\frac{0 - 10}{2}, \frac{1 - 9}{2})

改良

= (- 5, - 4)