Mr. Worster is on a passenger train that is headed East at 45 kilometers per hour. Suddenly he gets very hungry, so he gets up and walks West
toward the vending machine at 3 kilometers per hour. If someone on the
ground were watching the train go by, how fast would it appear Mr.
Worster is moving?

the circle graph is not a function.

step-by-step explanation:

the graph of the circle is not a function.

because for a graph to be a function, each value of x must give one value of y

in the circle, the values of x for -2< x< 2 each give 2 values of y.

hence this is not a function.

b i think

step-by-step explanation:

not really sure

brandon has 4344 video games.  

step-by-step explanation

7373 - 2929 = 4344

pls let me know if it was correct

you need to rotate this triangle about the origin 270 degrees clockwise to create the full square.