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A square garden in Bhopal has area 156 square metres.
The gardener says the side is about 12.5 m. Check by squaring: which statement is true?

Class 8Estimating Square RootsSquares and Roots
  • A, so the estimate is very good
  • B, so it is an underestimate
  • C, so it is an overestimate
  • DSide is exactly 13 m

Step-by-Step Solution

, which is extremely close to 156, so is approximately 12.5 m and the estimate is very good.
Answer: A) , so the estimate is very good

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