1. Which pair of numbers is relatively prime?
A)143 and 63
B)43 and 172
C)22 and 143
D)110 and 77

2. Which pair of numbers is relatively prime?
A)119 and 209
B)88 and 121
C)144 and 165
D)42 and 385

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