Answer:
the opposite Angles sum up to give 180
Step-by-step explanation:
3y +3y = 180
y=30
if y = 30 the x = 55
are you clear?
Answer:
Domain is Set of all real numbers
Step-by-step explanation:
1. Domain : It is the set of values for which our function is defined and it gives some value of f(x) for every value of x in it.









Hence we see that h(x) is defined for every value of x
Domain is Set of all real numbers
none of those are right it is 4 because there is no x behind the 4.