Answer:
British astronomer William Herschel discovered Uranus accidentally on March 13, 1781, with his telescope while surveying all stars down to those about 10 times dimmer than can be seen by the naked eye....and estimation of its formation is about 4.6 billion years ago...
OK so when I did this the answer was a and I got it right
Answer
16
or 50.24 units
Explanation:

and r is the radius, since we know what the radius is (<em>r </em>) we can put this in to an expression
· 4² = 16 units
If the answer is not 16 then its 50.24 units
Explanation:
Now 16 is the correct answer but just in case I took this a step further.
If we estimate the area by using 3.14 which is (
) because sometimes that isn't natural to express the area using
I hope I helped you : )
Gravity??? Honestly don’t know.
<span>When governments seek a favorable trade balance, they want _____.
</span>
Answer: to export more than they import