$($a$)$

$($b$)$

PROBLEM $2\mathrm{.}10$

$2\mathrm{.}11$ Compute the vertical and horizontal components of $P$ for the given values of $P$ and $.$ The angle is measured clockwise from the positive $x$ axis to the force $P,$ as snown in Problem $2\mathrm{.}5,$

$($a$)120kN,30$

$($b$)120kN,75$

$($c$)120kN,275$

$2\mathrm{.}12$ Compute the rectangular components parallel and perpen. dicular to the inclined planes shown.

$150$ lb $($vertical$)$

$($b$)$

PROBLEM $2\mathrm{.}12$

$2\mathrm{.}13$ Determine the vertical and horizontal components of the $1000-1b$ force that acts at the tip of the boom shown. $($The force acts perpendicular to the boom.$)$