Question

1. What is the disadvantage in comparing line segments by mere observation?


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Answer 1

Answer:

There may be a chance of error due to improper viewing. When we compare two line segments of almost the same lengths, we cannot be sure about the line segment of greater length.

Answer 2

$\red \bigstar$Answer:-$\red \bigstar$

On comparing the lengths of line segments by mere observation the difference may not be obvious for all the pairs of line segments.