Choose ONE of the following 2 questions to answer (between #8-9) 8. The Sierpinski gasket is a fractal created from an equilateral triangle. At each stage, the \"middle\" is cut out of each remaining equilateral triangle. The first three stages are shown: Stage 1 Stage 2 Stage 3 a) If the process continues indefinitely, the stages get closer to the Sierpinski gasket. How many shaded triangles would be present in the sixth stage? b) If the triangle in the first stage has an area of 80 cm?, what is the area of the shaded portion of the 20 stage? 9. The height in meters of a certain seat on a Ferris wheel is modelled by h(t) = 15 cos(10t) + 16.5, where t is the time in seconds. Determine how long the seat is above 22m during the first minute of the ride