It’s totally negative seven
Answer:
that's the rule
Step-by-step explanation:
ok good luck friend
If you want to increase two opposite sides of a rectangle you're going to have to always decrease the remaining two sides by 20% to keep the area the same.
Answer:

Step-by-step explanation:
Look at the picture
Hope it helps ;)
Answer:
10.98 days is 10.98/3.66 = 3 half life periods and half of the mass is lost at each half life. You can do this in your head. I have!!
Step-by-step explanation: