Joseph made a scale model of a tree at his school. He used a scale of 23 ft = 12 in. Joseph's model tree stands 15 inches tall. How tall is the actual tree in feet?

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]

Anyone know? is appreciated! will mark brainliest if correct!

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .