Answer:
About 11.299 hours.
Step-by-step explanation:
To solve this problem, you can set up an equation to model the decay of the medicine. Let's call the time that medicine has been in the body x.


Taking the log x of both sides, you get

hours. Hope this helps!
Answer:
147 square feet
Step-by-step explanation:
If there are 3 measurements, it will be a rectangular prism.
7x7=49
49x3=147
Answer:
a) parallel lines
Step-by-step explanation:
I'm not sure
Answer:parallel
Step-by-step explanation:
they will be parallel because they are equal