Answer
m$\angle$4=39$^{\circ}$
Work Step by Step
m$\angle$FMH+m$\angle$4=180$^{\circ}$
4x+1+x+4=180
5x=175
x=35$^{\circ}$
m$\angle$4=x+4
m$\angle$=39$^{\circ}$
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