Answer:
the answer is -25
Step-by-step explanation:
-5 x -5= -25
negative x negative= negative
So the formula for a circle is Pie * r^2
If you divide 300 by pie and then Square root it you would get your radius
And once you have the radius you would use the equation of 2pie * r to find the circumfrence.
Answer is 61.38
Hope this helps!
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It would be ten because 40 divided by 4 is ten
