Answer:
Real numbers are "closed" under multiplication
Irrational numbers are "not closed" under division
Integers are "closed" under subtraction
Positive ration numbers are "closed"
Hope this helps! :)
She had none left. if she only had a meter and then used a meter there would be none left.
We are to find the value of

First we evaluate tan(π/4). The value of tan(π/4) is 1.
So,

sin(π/2) = 1
So,

Thus, we can write:

radians.
So, the answer to this question is π/2 radians.
Answer:
180 dollars
Step-by-step explanation:
.6 = 60%
multiply = "of"= ()
.6 (300) = 180