What do you call a pair of inequalities joined by "and" or "or"?

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

What is the relationship between all triangles that can be drawn given the same three angles