Question

find the smallest number by which 180 must be multiplied so that the resultant number becomes a perfect square
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Answer 1

180=2×2× 3× 3×5

so if we multiply it by 5 ,then it will be a perfect square.

New number =2×2× 3× 3×5×5=900

square root of 900= √(900)= 30.

Answer 2

Answer:

5.

Step-by-step explanation:

180 = 2x2x3x3x5

So, 180 needs to be multiplied by 5 to get a perfect square.

180 x 5 = 900

900 = 30 x 30

So, 900 is a prefect square.

Hope this helps.....