The Anwser Is -12 Because He Swam 12 Feet Deep And It Would Not Be The Other Answers Because He Did Not Swim More Down Into The Pool So It Would Be -12
7. 2; 8. 1/4; 10. -25; 12: -3
(remember to use rise over run method and notice the position of each linear slope)
hopefully that helped! <3
Answer:

Step-by-step explanation:

Answer:
16, 100
Step-by-step explanation:
A perfect square is a number that can be achieved by multiplying a number by itself.
Example: 100 = 10 x 10, so it is a perfect square
2 is not a perfect square because it has no factors that can be multiplied with each other to equal 2. An easy way to check is to use the square root function on your calculator.
If the result is a whole number then it's a perfect square.
211512945555694/653
Decimal: 323909564403.819336