To estimate: Square root
Answer to Problem 68SR
Estimated value of
Explanation of Solution
Given information:A square root number
Concept used: It is to find two perfect square numbers in between those, the number 200 lies and square root of its closest that perfect square number becomes the estimated value of square root of 200.
Calculation: As 200 lies between two perfect square numbers 196 and 225, so that 196 is square of 14 and 225 is square of 15, and also 200 is closest to 196, thus, value of
Or,
Conclusion: By above concept, it is cleared that as 200 is more closer to perfect square 196, its square root value 14 will also be the value of
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