The dot product
One number built from matching components that computes $|\mathbf{u}||\mathbf{v}|\cos\theta$: the orthogonality test, scalar and vector projection, work, and the direction cosines.
About 25 minutes7 activities Paper packet
One number built from matching components that computes $|\mathbf{u}||\mathbf{v}|\cos\theta$: the orthogonality test, scalar and vector projection, work, and the direction cosines.
About 25 minutes7 activities Paper packet