ST1.4 Thinking about dot products

Graphic - No title - fivevecs
Consider the dot product of the vector $\vec{A}$ with each of the vectors $\vec{B}$, $\vec{C}$, $\vec{D}$ and $\vec{E}$ in the figure. Then identify which of the following statements are correct.
Incorrect
Correct
Correct
Correct

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