Mathematics for IGCSE & O level - Vectors (Section 6 - No. 22)
In a parallelogram, what is the relationship between the vectors representing opposite sides?
They are equal in magnitude and opposite in direction.
They are equal in magnitude and in the same direction.
They are perpendicular to each other.
They have no defined relationship.
Explanation
Opposite sides of a parallelogram are parallel and equal in length (magnitude), and therefore have the same direction.
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