Find the Angle Between Two Vectors
- $$\mathbf { u } = - 3 \mathbf { i } + 9 \mathbf { j } , \mathbf { v } = - 2 \mathrm { i } + 5 \mathbf { j }$$

Multiple Choice

Find the Angle Between Two Vectors
- $$\mathbf { u } = - 3 \mathbf { i } + 9 \mathbf { j } , \mathbf { v } = - 2 \mathrm { i } + 5 \mathbf { j }$$

A) $3.4 ^ { \circ }$
B) $13.4 ^ { \circ }$
C) $1.7 ^ { \circ }$
D) $351.7 ^ { \circ }$