please solve this question fastly . tomorrow is my test friends.i want only method to solve it. so you may solve any 1 part.
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SOLUTION
Given, a number as 80, we need to estimate the value of the number to the nearest whole number.
80 lies between 8 & 9
=) 8^2 =64 & 9^2= 81
=) 64 < 80<81
=) 8< √80< 9
Thus, the approximately value of √80 is 8
hope it helps☺️
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