Crossword Puzzle

5. Terms: Terms with the same variable and same exponents/powers.
6. A polygon with eight sides.
8. of Symmetry: A line that divides a figure into two equal shapes.
9. Line: A line whose points correspond to numbers.
10. Triangle: A triangle with at least one obtuse angle.
12. Numbers: Regular counting numbers.
15. The mean is the same as the average. Add up a series of numbers and divide the sum by the total number of values to find the mean.
16. The median is the "middle value" in a series of numbers ordered from least to greatest. When the total number of values in a list is odd, the median is the middle entry. When the total number of values in a list is even, the median is equal to the sum of the two middle numbers divided by two.
17. An algebraic expression made up of one term.
20. Number: A number less than zero denoted with the symbol -. Negative 3 = -3.
21. Angle: An angle measuring between 90° and 180°.
22. A written symbol denoting a number value.

1. A polygon with two sides of equal length.
2. A number that cannot be represented as a decimal or fraction. A number like pi is irrational because it contains an infinite number of digits that keep repeating. Many square roots are also irrational numbers.
3. Equation: An equation that contains two variables and can be plotted on a graph as a straight line.
4. The multiple of a number is the product of that number and any other whole number. 2, 4, 6, and 8 are multiples of 2.
7. All whole numbers, positive or negative, including zero.
11. A unit of measure equal to 1000 meters.
12. The top number in a fraction. The numerator is divided into equal parts by the denominator.
13. Segment: A straight path that has two endpoints, a beginning and an end.
14. Numbers: Mixed numbers refer to whole numbers combined with fractions or decimals.
18. A point that is exactly halfway between two locations.
19. A straight infinite path joining an infinite number of points in both directions.
23. The mode in a list of numbers are the values that occur most frequently.