Euclid's Postulates

Q. For a given line and a point outside the line, only 1 parallel can be drawn through the point was stated by .

1. Euclid
2. John Playfair
3. Thomas Playfair
4. Aryabhata

Q.

How many angles are formed between two parallel lines?

1. 1

2. 2

3. 3

4. 0