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Question
Find the number of dots in the tenth figure of the following pattern.
Solution
The number of dots given are 1, 4, 9, 11, 16, 25, ...
The no. of dots are in the pattern 1 × 1, 2 × 2, 3 × 3, 4 × 4, 5 × 5, ...... 10 × 10
The number of dots in the 10th figure = 100.
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