Question $1$

$0\mathrm{.}5pts$

A truss analysis using the shown depiction of Joint A results in a force $F_{AB}=-141lb.$ What is the member force in $AB,$ in Ib$?$ Use positive as tension, negative as compression.

Question $2$

$0\mathrm{.}5pts$

A truss analysis using the shown depiction of Joint A results in a force $F_{AB}=139lb.$ What is the member force in $AB,$ in $Ib?$ Use positive as tension, negative as compression.