What would the area and perimeter of this shape if we enlarged it by a scale of 2.5??

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?