A sporting goods store is having a 15% off sale on all items. Which functions can be used to find the sale price of an
Item that has an original price of x? You may choose more than one correct answer.
y=.85 x
f(x) = 1.15 x
Sale = Original - 15
f(x) = x - .15 x
Sale = Original - .15(Original)

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