Crossword

2. Pair of angles whose sum is 90 degrees.
6. Answer to an addition problem.
7. A line that touches a curve at one point,
8. The distance around a shape.
11. An ordered arrangement of a group of an object is known as
12. The measure of the spread out of the data about the mean value.
13. A line that has no curve.
14. Likelihood of something happening or being the case.
17. The value that appears most frequently in a data set.
18. Product of all numbers on a telephone pad.
19. The horizontal coordinate of a point in a plane Cartesian coordinate system.

1. A statement that asserts the equality of two expressions, which are connected by the equals sign.
3. 3,6,9,12....and so on.
4. Standard unit used to measure the volume of an object length by length.
5. as well as the relationship between them.
9. Part of a whole.
10. passing or cutting across it is referred as
11. The name of the polygon that has 15 sides.
15. Field of mathematics , which uses symbols and letters to represent numbers, point, and
16. A number that can be expressed as an infinite decimal with no set of consecutive digits repeating itself indefinitely and that cannot be expressed as the quotient of two integers.
20. Numbers of the form a+ib.
21. I am an odd number. Take away one letter and I become even. What number I am.