plz answer the quest
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Hey!
Let the no. of be r
no. of dots =9
so, no of rows=9r
if no. of dots I'm 8 row
so, no. of dots=9*8=72
if 10 rows=9*10=90
hope it helps you
Let the no. of be r
no. of dots =9
so, no of rows=9r
if no. of dots I'm 8 row
so, no. of dots=9*8=72
if 10 rows=9*10=90
hope it helps you
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