Question

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

Answer 1

Answer:

By mere observation, we can't compare the line segments with a slight difference in their length. We can't say which line segment is of greater length. Hence, the chances of errors due to improper viewing are more.

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Answer 2

Answer:

By mere observation, we can't compare the line segments with a slight difference in their length. We can't say which line segment is of greater length. Hence, the chances of errors due to improper viewing are more.