A toy store is creating a large window display of different colored cubes stacked in a triangle shape. The table shows the number of cubes in each row of the triangle, starting with the top row.
Row: 1 2 3 4
Numbers of cubes in each row: 3 3^2 3^3 3^4
a. Describe any pattern you see in the table
b. using exponents, how many cubes will be in row 6? how many times as many cubes will be in row 6 than row 3?
c. if there are 6 rows in the triangle, what is the total number of cubes in the triangle? explain your answer.​