If the Scalar (Dot) Product of Two Vectors Is Negative

question 71

Multiple Choice

If the scalar (dot) product of two vectors is negative, it means that

• A) there was a calculator error.
• B) the angle between the vectors is less than 90 degrees.
• C) the angle between the vectors is 90 degrees.
• D) the angle between the vectors is greater than 270 degrees.
• E) the angle between the vectors is between 90 and 180 degrees.