The answer is 2, just follow the order of operations
Answer:
Step-by-step explanation:
It is given that a meteorologist is using a Doppler radar to find out the distance of the storm as it passes using a polar grid.
The origin of the radar screen is its center.
And the distance between each ring is 10 miles from the center.
So let :
r = radius
h and k = be the coordinates of the center.
So the equation of a circle is :

Now the equation of the fourth circle when the radius changes by 10 miles is :
Answer:
idk
Step-by-step explanation:
Answer:
The independent variable is the amount of miles walked, and the dependent is the total from home.
Step-by-step explanation: