1-(-18)= 19
sense the subtract and negative cancel out, look at it as a plus sign between 1 and 18 so 1+18=19
A. positive correlation because even though it looks pretty scattered, in most cases the GPA is higher when the hours spent studying is higher
I want to say 3. It definitely is not 1
Answer:
A) Rectangle, Rhombus, Square
(because trapezoid is in all of the other options, and that isn't a parallelogram!!!)