Word Count : 215

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To find the angle \(\theta\) between two vectors A and B, we use the formula: \[ \cos \theta = \frac{\mathbf{A} \cdot \mathbf{B}}{|\mathbf{A}| |\mathbf{B}|} \] ### Given Vectors: \[ \mathbf{A} = \sqrt{2} \hat{i} + \sqrt{2} \hat{j} + 2\hat{k} \] \[ \mathbf{B} = \sqrt{2} \hat{j} ____ ________ ___ ____ _________ ___ ______ __________ _______ _________ ____ ____.
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