Class 9 Maths Euclid Geometry Equivalent version of 5th Postulate

Equivalent version of 5th Postulate:

Two equivalent versions of Euclid’s fifth postulate are:

(i) For every line l and for every point P not lying on l, there exists a unique line m passing through P and parallel to l’.

(ii) Two distinct intersecting lines cannot be parallel to the same line

 

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