The ones with a square in a picture is a 90 degree angle the rest are a 180
Answer:
Mean: 5.5555555555556
Median: 6
Mode: 6
Step-by-step explanation:
Answer:
It's A.
Step-by-step explanation:
For every value of x there is one value of y - we can draw a vertical line through any value of x and it will pass through only one value of y.
Therefore it is a one-to-one function.
