Question

what is the disadvantage in comparing line segment by mere observation ​

Answer 1

Answer:

The disadvantage in company line segments by mere observation is that sometimes the difference in lengths between two line segments may not be adequate. so, we cannot be always sure about our usual judgement. in the figure, line segment PQ and RS seems to be equal but actually they are not equal.

Answer 2

Answer:

The disadvantage in company line segments by mere observation is that sometimes the difference in lengths between two line segments may not be adequate. so, we cannot be always sure about our usual judgement. in the figure, line segment PQ and RS seems to be equal but actually they are not equal.