6*6=6^2
6*6=36
36 is a perfect square, because 6*6 is 6^2 or 36.
I hope this helps :)
Answer:
4
Step-by-step explanation:
Answer:

Step-by-step explanation:
As you're used to do in the real plane, midpoint is the average of Real and Imaginary part. So 
Answer:
99.25
Step-by-step explanation:
3 times 25.50 = 76.5
2 times 4.75 =
3 times 2.25 = 6.75
3.5 + 3 + 76.5 + 9.5 + 6.75 = 99.25
In total, they spent $99.25 at the football game.