Can someone please solve #3

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

Which equation can be solved to find x the measure of jk in the apex