If you square a number, the result will always be larger than the orignal number? True of False?

Why or Why not?

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

Is the power produced directly proportional to the wind speed, give reasons for your answer?

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.