SOLUTION: A pile of bricks in the bottom row, 81 bricks in the second row, 77 bricks in the third row, and so on. There is only one brick on the top row.
How many bricks are in 13th row?
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How many bricks are in 13th row?
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Question 159434: A pile of bricks in the bottom row, 81 bricks in the second row, 77 bricks in the third row, and so on. There is only one brick on the top row.
How many bricks are in 13th row?
How many rows are there in the pile. Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! 1
4
5
9
13
17
21
25
29
33
37
41
45 13 th. ROW HAS 45 BRICKS.
49
53
57
61
65
69
73
77
81 22 nd. ROW OF BRICKS.
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