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Question
Find the number of dots in the tenth figure of the following pattern.
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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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