Answer:
m<EFG = 84
m<GFH = 96
Step-by-step explanation:
The measures of the angles of a linear pair add to 180 degrees.
m<EFG and m<GFH = 180
4n + 20 + 5n + 16 = 180
9n + 36 = 180
9n = 144
n = 16
m<EFG = 4n + 20 = 4(16) + 20 = 84
m<GFH = 5n + 16 = 5(16) + 16 = 96
