each figure in the sequence is composed entirely of 1x1 shaded squares. if the pattern is continued, find the sum of the inner and outer perimeter of the 100th figure. [Note: in the 2nd figure, the sum of the inner and outer perimeter is 8+16=24 units]

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