Maths Activity

1. A ___ is the set of all points in a plane that are equidistant from a fixed line and a fixed point in the plane.
4. the collection of all subsets of a set A is called ___ set of A.
6. a ___ is the set of all points in a plane that are equidistant from a fixed point in the plane.
7. ___ is a measure of rotation of a given ray about its initial point.
9. the ___ mean A of any two numbers a and b is given by (a+b)/2
12. the word ___ is derived from the Greek words 'trigon' and 'metron'.
13. in ___ diagrams, the elements of the sets are written in their respective circles.
17. A ___ equation of n degree has n roots.

1. two lines are ___ if and only if product of their slope is -1.
2. ___ of a function at a point is the common value of the left and right hand limits, if they coincide.
3. slope of ___ line is undefined.
5. By a ___, we mean an arrangement of number in definite order according to some rule.
8. the ___ of the function is the set of images.
10. A subset of the sample space
11. slope of ___ line is zero.
14. two lines are parallel if and only if their slopes are ___.
15. the set of all first elements of the ordered pairs in a relation R from a set A to set B is called ___ of the relation R.
16. fundamental principle of ___.