The Components of Vectors $\overrightarrow { \mathrm { B } }$

question 14

Multiple Choice

The components of vectors $\overrightarrow { \mathrm { B } }$ and $\overrightarrow { \mathrm { C } }$ are given as follows: $B _ { x }$ = -9.2 $C _ { x }$ = -4.5 $B _ { y }$ = -6.1 $C _ { y }$ = 4.3 The angle (less than 180°) between vectors $\overrightarrow { \mathrm { B } }$ and $\overrightarrow { \mathrm { C } }$ is closest to

• A)77°.
• B)103°.
• C)10°.
• D)170°.
• E)84°.

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