# Vocabulary 9: Vector Algebra (Not Required)

9 Questions | Total Attempts: 39  Settings  This quiz covers 10 definitions important in vector algebra.  From the definition, you need to identify the correct term from your geometry vocabulary.  This material is not likely to appear on the final or the MCAS, so it is not required.  This quiz is scored by computer, so spelling counts.  Good luck !

Related Topics
• 1.
A matrix that has only one column.
• 2.
The measure of the angle that the vector forms with the positive x-axis or any other horizontal line.
• 3.
The product of vector a with endpoint (xa, ya) and vector b with endpoint (xb, yb) is equal to xaxb + yayb.  The product of two perpendicular vectors determined in this manner is zero.  This product is denoted by vector multiplication using the symbol “•” for times.
• 4.
The length of a vector.
• 5.
The law that is the basis for a method for adding two vectors.  The two vectors with the same initial point form part of a parallelogram.  The resultant or sum of the two vectors is the diagonal of the parallelogram.
• 6.
The sum of two or more vectors.
• 7.
Multiplication of a vector by a real number.
• 8.
A directed segment.  It possesses both magnitude (length) and direction.
• 9.
The position of a vector drawn with its endpoint at the origin.