Answer:Exact Form:
1/2
Step-by-step explanation:
Answer: The answer is A.
Step-by-step explanation:
The formula for the area of circles:
A = πr^2
Plug in the radius
A = π8^2
A = π64
A = 201.06192983/ 201 (rounded)
-6r+5
the two like terms are the ones with R. combine -4r and -2r to get -6r
Answer:
rational
Step-by-step explanation:
irrational is something like pi or square root of 3, -27 is a simple number.
Answer:
A- control group
Since group A is tested under normal condition, it is the control group. Control group is separated from other groups so that the independent variable being tested cannot influence the result.
