The area of a square is 17 feet. what is the approximate measure of one side?

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0