Which relationship is always true for the angles x, y, and z of triangle mnp?
x+z=y
y+z=x
x+y+z=180 degrees
x+y+z=90 degrees

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers