Answer is A. 125
any numbers ending with 0 or 5 can divide by 5
Answer:
6·2^2 + 6·11^2 + 6·3^2 - 2·2^2 - 2·3^2 = 778 inches²
131.25 miles.
If 1 inch actually equals 25 inches, then you can just multiply 5.25 inches by 25, and because 1 in is equivalent to 25 miles, then your final answer will be in miles
I'm not really sure for 3, but for 4, it is not free of influence since they are waiting for a horror movie.
What would be better for question 4 is to ask people at the lobby or something before they are entering a movie theater so the results aren't "contaminated".
5. Center (-2,3) Radius 3
6. Center (-2,0) Radius √11
7. Center (0,-4) Radius 5
8. Center (3/2,-4) Radius 3√17/2
9. Center (6,8) Radius 4
10. Center (-1,-2) Radius 4
Ive attached what the graphs will look like, I cannot add the last graph since its the image limit for this website.
Hope this helps, feel free to PM me if you are still having trouble and need the last graph :)