help plz ill give extra points

Answer:
79 degrees
Step-by-step explanation:
PQU is a straight line, so [tex]\angle PQU = 180^\circ[/tex]. This is also the sum of the four smaller angles. We can subtract 34+37+30 from 180 to get that [tex]\angle SQT = 79^\circ[/tex]
(if right pls give brainliest :) )