WILL REWARD Alberto has a scale drawing of an object whose area is 12 square centimeters. The scale factor is 1:3. Alberto says that the area of the real object is 36 square centimeters. Explain whether Alberto's answer is correct.

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

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i

An animal shelter has fixed weekly expenses of $750. each animal is the shelter costs an additional $6 a week. during the summer months, the weekly expenses are at least $1170. write and solve an inequality that represents the number of animals at the shelter for expenses to be at least $1170 a week.