~MATH VOCAB! ~

3. The number of unit squares that cover the surface of a closed figure.
9. Mostly refered to as 3.14159265359...
10. To have the same shape and size.
13. Real numbers that cannot be represented as simple fractions.
14. The process of calculating the product of two or more numbers.
16. A figure which is formed by two rays or lines that shares a common endpoint
17. A whole number (not a fractional number) that can be positive, negative, or zero.
19. Arrangement of reference lines or curves used to identify the location of points in space.
20. The method of expressing large numbers in terms of powers.

1. A number or symbol by which another number or symbol (as a mathematical variable) is multiplied.
2. The longest side of a right-angled triangle compared to the length of the base and perpendicular.
4. Replacing a number with an approximate value that has a shorter, simpler, or more explicit representation.
5. Combining two or more numbers together to get a new total.
6. A function that has either one or two variables without exponents.
7. The distance around the boundary of a circle.
8. Taking away a number or amount from another number or amount.
11. A transformation that changes the size of a geometric figure but does not change its shape.
12. A mathematical operation which involves the sharing of an amount into equal-sized groups.
15. The point where the line or curve crosses the axis of the graph.
18. A quantity, amount, or degree of something measured per unit of something else.