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Question 2 Diagram below shows part of an arrangement of bricks of equal size. (5ch p-cput-pu.J-u-p-Luuuodu-upuhu--J-.---L---- The number of bricks in the lowest row is 100. For each of the other rows above, the number of bricks is 2 less than in the row below. The height at each brick is 6 cm. Albert wishes to build a trapezium shaped wall in his restaurant by arranging bricks in this way. The number of bricks in the highest row is 4. 3. Find the formula for the number of bricks in the nth row from the bottom. b. Find the height, in metres (m), at the wall l!- c. Find the total cost at the bricks used if the price of one brick is 40 cents