A pottery studio gives three-hour and five-hour ceramic classes for $30 an hour. if the studio has collected $6630 for a total of 54 classes, how many three-hour classes and how many five-hour classes were paid for?​

In the geometric progression –3, 12, −48… what term is 3,072?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never