arrange numbers from 3 to 20 as dots in the shape of triangle,square and rectangle Share with your friends Share 0 Priyanka Sahu answered this 2 View Full Answer Vedant Bodhe answered this Triangle dots=3 , 6 , 10 , 15 Square dots=4 , 9 , 6 Rectangle dots= 6 , 8 , 10 , 12 , 14 , 16 , 18 , 20 Thank you 1