Vectors in two dimensions

Question 1 of 10

If OA = (1, 2) and OB = (4, 6), then AB =

Question 2 of 10

The magnitude of the vector (3, 4) is

Question 3 of 10

A vector has magnitude and direction.

Question 4 of 10

P(3, −2), Q(−3, −2) and R(−2, −4) are three vertices of a parallelogram PQRS. Find (a) the vector PQ, (b) the coordinates of S, (c) |PQ| correct to 2 decimal places.

Question 5 of 10

P(−2, 3), Q(−2, 0) and R(1, 2) are three vertices of a parallelogram PQRS. Find (a) the vector PQ, (b) the coordinates of S, (c) |PQ| correct to 2 decimal places.

Question 6 of 10

The magnitude of the vector (7, 24) is ___.

Question 7 of 10

If A = (−1, −3) and B = (−3, −6), find the vector AB.

Question 8 of 10

The magnitude of the vector (8, 15) is ___.

Question 9 of 10

If A = (5, −5) and B = (−5, 1), find the vector AB.

Question 10 of 10

The position vector of the point (−2, 5) is