PLSSS HELP I WILLL GIVE YOU BRAINLIEST PLSSS HELP I WILLL GIVE YOU BRAINLIESTPLSSS HELP I WILLL GIVE YOU BRAINLIEST PLSSS HELP I WILLL GIVE YOU BRAINLIEST

Your answer would be B

Step-by-step explanation:

a way to remember it is:

point a is the center of this circle.

the ratio of the lengths of (ef/bc) and (ad/ih) is 2: 1.

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value