Answer:
3 is the right one
Step-by-step explanation:
Simple math you know
Answer:
y= 4x^2
Step-by-step explanation:
Answer:
3rd option
Step-by-step explanation:
the ratio of b : c is the cos77° , that is
cos77° =
=
≈ 0.224951054.
This is an example of a systematic sample.
Dr. Jon developed a system in order to get a random sample. His plan was to survey the 4th student that entered his classroom.
31,
because when you divide 42 and 12 to get the other two sides you get 3.5 and
3.5+3.5+12+12=31