Вопрос школьника по предмету Геометрия
Точка Т – середина отрезка МР. Найдите координаты точки Р, если
Т (-3;4) и М (-5; -7).
Помогите 50 баллов. С чертежом
Ответ учителя по предмету Геометрия
Ответ:
Р=(-1;15)
Объяснение:
T (-3;4)
M (-5;-7)
P = ?
x+x2/2=-3=-5+x2/2=-5+x2=-6
x=-1
y=y1+y2/2=4=-7+y2/2=7+y2=8
y=15
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