Question

What is Lines and angles​

Answer 1

Answer:

Ancient mathematicians introduced the concept of lines to represent straight objects which had negligible width and depth. Considered as a breadth less length by Euclid, lines form the basis of Euclidean geometry. When two rays (part of a straight line) intersect each other in the same plane, they form an angle

Step-by-step explanation:

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Answer 2

The pairs of lines are nothing but the two lines, which may be intersects or parallel or perpendicular as shown below: Angles: The region between two infinitely long lines pointing a certain direction (ray) from a common point (or vertex) is termed as an angle. ... The symbol for an angle is “ ∠ ”.