Answer:
A.
Step-by-step explanation:
100 is equal to $1.
100/5=20
Answer:
1/5
Step-by-step explanation:
The constant of proportionality is the slope
y/x since the line goes through (0,0)
y=1 and x=5 at the point given
1/5
Answer:

Step-by-step explanation:
Perimeter is just adding all of the sides' lengths together, so we can put all of them into one big equation and then combine like terms.

Hope this helps!
Converting -4 to polar form gives
.
Then the 4th roots of -4 would be the numbers

where <em>k</em> is taken from {0, 1, 2, 3}.
So we have



