Answer:
a function, it passes the vertical line test
Step-by-step explanation:
Answer:
C=2πr
Step-by-step explanation:
Circumference = 2 (3.14159...) radius
Answer: its indicated by y-coordinate which is 3
Step-by-step explanation: origin is (0,0), when you move vertically up, you
reach point (0,3)
Answer:
4
Step-by-step explanation:
terrible, but it could be worse