Tina pays a total of $20.51 for a house plant that costs $18.99 plus sales tax. She writes the equation $18.99 + t = $20.51 to represent t, the amount of sales tax she paid. How much tax did Tina pay?

A.$2.51
B.$2.60
C.$1.52
D.$39.50

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