uzmana g$$nder $6)$ Assuming $\backslash ($ I$=3\backslash$mathrm$\{$~m$\}\backslash )$ the force $\backslash ($ F $\backslash )$ needed to hold the $3-$m$-$wide rectangular gate is nenest tor

a$)87\mathrm{.}6$ kN

b$)52\mathrm{.}3$ kN

d$)132\mathrm{.}4$ kN

e$)107\mathrm{.}9$ kN