Question #$7$

Three cables A$,$ B and C are attached to the hook.

Vectors exist in the quadrant shown in the

diagram.

The resultant force R is as shown.

Determine the magnitude of vector $B$ and the

angle $($measured as shown$).$

Write final answers to one decimal place.

Answers: $B=36\mathrm{.}4lbf,=33\mathrm{.}4$