Answer:
We use a symbol because pi itself is not just a number. It goes on forever and in order to represent this number we use the symbol of pi (π). Or we round it to 3.14.
Step-by-step explanation:
Answer:
The answer would be

Step-by-step explanation:
the common factor i.e. z gets canceled out
Answer:
1000 meters below sea level
Step-by-step explanation:
Since the submarine dives at a depth of 4 times 200 meters, then it dives 800 meters.
Sso the submarine now is at 200 meters + 800 meters =1000 meters below sea level.
Answer:
172 im guessing idrk because i dont see a pic
Step-by-step explanation:
im guessing lmk if its right
Answer:
any value less than 10
Step-by-step explanation:
Let x represent the number.
1.5x < |20 -5|
1.5x < 15 . . . . simplify
x < 10 . . . . . . divide by 1.5
The number may be any value less than 10.