All tangents to the circle are congruent and form a square. the perimeter of square aceg is 24 cm.
what is the length of line segment bc?
2 cm
3 cm
6 cm
8 cm

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected