Multiply 2 number together mother is 2.25 ft tall.
In a positive correlation, both variables increase together. An example of this is a company's profit's relationship with its sales. The greater the sales, the greater the profit.
A negative correlation is where one variable decreases with increase in the other. An example is the time taken to reach somewhere and the speed traveled at. The faster you move, the less the time.
No correlation means the two variables are not related. An example of this is as you get older, it does not mean you will get better grades.
Obtuse angles are more than 90° and less than 180°
Answer:
75 is the length of the third side
Number 1 is x=8!!
2 is pretty confusing so I hope someone else can answer two as I have answered 1!