Sammy is classifying quadrilateral EFGH. How can she use coordinate geometry to determine whether EFGH is a rhombus?
E(2,5). F(1.3). G(2.1). H(3.3)

Sammy can use the distance formula to show that the opposite sides have equal slopes.

Sammy can use the distance formula to show that all sides are equal

Sammy can use the slope formula to show that the opposite sides have equal slopes

Sammy can use the slope formula to show that all sides are equal.

Write an explicit formula that represents the sequence defined by the following recursive formula:

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

Ineed me i stuck and i don’t want to get it wrong