Basic Geometrical Ideas

2. A ______ determines a location
3. A ________ of a circle is a line segment joining any two points on the circle
6. A _________ is a flat surface that extends forever in two dimensions, but has no thickness
7. A _________ of a circle is a region in the interior of the circle enclosed by an arc and a chord
9. Three or more lines are said to be ___________ if they all intersect at the same point
11. Two distinct lines meeting at a point are called __________lines.
14. A ________ is a three-sided polygon
16. A ________ is a portion of line starting at a point and going in one direction endlessly
17. A ________ is a four-sided polygon
19. A _______ is a simple closed curve made up of line segments
20. An _______ is made up of two rays starting from a common end point
22. The meeting point of a pair of sides of a polygon is called it's __________
23. The ________ of a circle is the point which is equidistant from all points on the circle
24. segment A ___________ corresponds to the shortest distance between two points

1. A _______ curve is one that does not cross itself
4. A _________ is formed by joining the non-adjacent vertices of a polygon
5. The diameter of a circle divides it into two ___________
8. A square can have _____ diagonals
10. ____________ of a circle is the length of the boundary of the circle
12. A _________ is the region in the interior of a circle enclosed by an arc on one side and a pair of radii on the other two sides
13. ___________ lines are two lines that are always the same distance apart and never touch each other
15. A _________ is a chord passing through the centre of the circle
18. __________ vertices are the end points of the same side of a polygon
21. ___________ non collinear points form a plane
23. Any drawing (straight or non-straight) done without lifting the pencil may be called a _______