Two Vectors and Are Added Together to Form

question 38

Multiple Choice

Two vectors and are added together to form a vector . The relationship between the magnitudes of the vectors is given by: A² + B² = C². Which statement concerning these vectors is true?

• A) and must be at right angles to each other.
• B) and could have any orientation relative to each other.
• C) and must have equal lengths.
• D) and must be parallel.
• E) and could be antiparallel.

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