Answer:
The answer is B. squares.
Step-by-step explanation:
All squares are considered rectangles. Not all parallelograms are rectangles, and rhombi are not rectangles.
I hope this helped! :-)
Yes, you are correct, it is A!
Recall the pencil line test, which is where you go across the x axis (the graph horizontally) and see if the pencil touches any two points at the same time. If it does, then the graph is not a function.
Point being: since question a has a bunch of y values on top of one x value, the pencil would inevitably touch multiple at the same time, hence why it is easy to tell that it is not a function! Hope this helps :)
Answer:
Circumference : 18.84 inches
Radius: 3 inches