Question

find the least number of 4 digits which is a perfect square.Find the square root of this number

Answer 1

smallest 4 digit no.=1000

$\sqrt{1000 } = 31with \: remainder \: 39$
31 sq.<32 sq.

32 sq = 1024

which is the smallest 4 digit perfect square

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Answer 2

smallest 4 digit no.=1000

\sqrt{1000 } = 31with \: remainder \: 391000​=31withremainder39 
31 sq.<32 sq.

32 sq = 1024

which is the smallest 4 digit perfect square 

hope so it will help u
please mark my answer as brainlist