
векторы на плоскости контрольная работа
Quiz
•
Mathematics
•
8th Grade
•
Medium
Илона Лелюхина
Used 10+ times
FREE Resource
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Даны точки А(1;5), В(3;-7), С(-4;0), О(0;0). Найдите координаты вектора AB
(2;-12)
(7;7)
(-1;-5)
(4;0)
(4;-2)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Даны точки А(1;5), В(3;-7), С(-4;0), О(0;0). Найдите координаты вектора СВ
(2;-12)
(7;-7)
(-1;-5)
(-7;-7)
(-7;7)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Найдите сумму векторов ̅а(7;-3) и ̅b(-4;1)
(3;-2)
(-3;2)
-3;-2)
(1;0)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Найдите скалярное произведение векторов ̅a(6;-3) и ̅b(2;-1)
13
3
12
15
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Какие из векторов коллинеарны ̅a(3;6), ̅b(-9;-18), ̅c(1;-4), ̅d(2;0)
̅a и ̅с
̅a и ̅b
̅b и ̅с
̅c и ̅d
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Вектор характеризуется
направлением
длиной
направлением и длиной
началом
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Коллинеарные векторы
не пересекаются
обязательно расположены на параллельных прямых
расположены в разных плоскостях
расположены на параллельных прямых или на одной прямой
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