Answer: h = 190.
Step-by-step explanation: You have to use the reverse so, the opposite of subtraction is addition, so 156 + 34 = 190. 190 which is the "h" 190 - 156 = 34
Answer:
n = 6
Step-by-step explanation:
2 = 
multiply both sides by 3
=> n = 6
B cause it's true if you look at the graph
90° angle
90° - existing 42°
the missing angle is 48°