中間点 (-3.5,15),(6,13.5)

解

中間点

(- 3.5, 15), (6, 13.5)

(1.25, 14.25)

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}) = (- 3.5, 15), (x_{2}, y_{2}) = (6, 13.5)

= (\frac{6 - 3.5}{2}, \frac{13.5 + 15}{2})

改良

= (1.25, 14.25)