Предмет: Геометрия, автор: anastasiaakinshina70

Даны три вектора: АВ, АС и AD . Векторы АВ и АС противоположно направлены. Длина вектора АВ равна 5, длина вектора АС равна 3, длина вектора AD равна 2. Чему равна сумма векторов АВ и АС?

1.BD
2.CB
3.BC
4.AD​

Ответы

Автор ответа: a87086828
0

Ответ:

Объяснение:

Векторы АВ и АС противоположно направлены, поэтому их сумма будет равна разности их длин. Таким образом, сумма векторов АВ и АС будет равна 5-3=2. Это равно длине вектора AD, поэтому правильный ответ 4)D

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