Which pairs of the following sets are disjoint ?
= { x 1 x is an odd integer between 6 and 10 )
= {xl x is an integer less than 18 )
= { xl x is a multiple of 3 between 7 and 16 )

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