Answer:
C
Step-by-step explanation:
so it has to go down,cross 0,-7, and then go up
y-axis is vertical
and since its a negative it would be in the lower quadrants
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The answer to the shortcut is 20m
The additive inverse of a number is important because it helps you to understand how to cancel terms for variables in equations and formulas.
Answer:

Step-by-step explanation:
The given equation is A=4 πr².
We need to solve the above equation for r².
We have,
A=4πr²
Dividing both sides by 4π, we get :

Hence, the value of r² is equal to
.