Math OAA Vocabulary

Question 1

Congruent

Answer 1

Same shape and same size

Question 2

Perpendicular Lines

Answer 2

2 lines that cross each other to make 4 right angles

Question 3

Intersecting Lines

Answer 3

2 lines that cross each other in a way that does not create any right angles

Question 4

Plane

Answer 4

A flat surface that extends in all directions

Question 5

Angle

Answer 5

2 rays that connect at one point (vertex)

Question 6

Vertex (vertices)

Answer 6

A point where 2 lines or sides meet

Question 7

Plane

Answer 7

A flat surface that extends in all directions

Question 8

Polygon

Answer 8

A 3-or more sided shape

Question 9

Isosceles Triangle

Answer 9

2 equal sides

Question 10

Scalene Triangle

Answer 10

No equal sides

Question 11

Quadrilateral

Answer 11

Any 4-sided shape

Question 12

Parallelogram

Answer 12

A polygon with 2 pairs of parallel sides

Question 13

Maximum

Answer 13

The largest number

Question 14

Minimum

Answer 14

The smallest number

Question 15

Range

Answer 15

Maximum - Minimum

Question 16

Mode

Answer 16

The number that appears the most often

Question 17

Median

Answer 17

The number that appears in the middle after all of the numbers are put in order least to greatest

Question 18

Line Plot

Answer 18

Uses Xs to represent data

Question 19

Line Graph

Answer 19

Uses a line to show data over a period of time

Question 20

Associative property of multiplication

Answer 20

3 numbers that can be multiplied in any order without changing the product or answer

Question 21

Distributive property of multiplication

Answer 21

Uses both multiplication and addition in the equation

Question 22

Prime number

Answer 22

A number that only has 1 and itself as factors

Question 23

Composite number

Answer 23

A number that has more than 2 factors

Question 24

Factors

Answer 24

Numbers you multiply to get an answer. “Math facts”

Question 25

Multiples

Answer 25

Skip counting

Question 26

>

Answer 26

Greater Than

Answer 27

Less Than

Question 28

Quotient

Answer 28

The answer to a division problem

Question 29

Product

Answer 29

The answer to a multiplication problem

Question 30

Sum

Answer 30

The answer to an addition problem

Question 31

Difference

Answer 31

The answer to a subtraction problem

Question 32

Denominator

Answer 32

The bottom of a fraction. "The whole"

Question 33

Numerator

Answer 33

The top of a fraction. "The part"

Question 34

Equivalent

Answer 34

Equal

Question 35

Perimeter

Answer 35

The distance around an object

Question 36

Area & how it's measured

Answer 36

The amount of surface inside a closed boundary. Area is measured in square units.

Question 37

Volume & how it's measured

Answer 37

The capacity inside a 3-dimensional object. Area is measured in cubic units.

Question 38

Metric units of weight

Answer 38

Gram and Kilogram

Question 39

Metric units of capacity

Answer 39

Millileter and Liter

Question 40

Customary units of weight

Answer 40

Ounce, pound, and ton

Question 41

Customary units of capacity

Answer 41

Cups, pints, quarts, and gallon

Question 42

Parallel Lines

Answer 42

Lines that never cross

Question 43

Number Pattern

Answer 43

A list of numbers that follow a certain rule

Question 44

Estimate

Answer 44

An answer that should be close to an exact answer.

Question 45

Rotation

Answer 45

A movement of a figure around a fixed point.

Question 46

Reflection

Answer 46

The "flipping" of a figure over a line so that its image is the mirror image of the orignal figure.

Question 47

Translation

Answer 47

"Slide" when an object moves along a straight line.

Question 48

Prediction

Answer 48

A reasonable guess on what may happen.

Question 49

Pentagon

Answer 49

A polygon with five sides

Question 50

Vertices

Answer 50

The point where the sides of an angle, polygon, or polyhedron meet.

Question 51

Probability

Answer 51

The chance that an event will happen.

Question 52

Right Angle

Answer 52

A 90 degree angle

Question 53

Certain

Answer 53

An event will happen.

Question 54

Equally likely

Answer 54

50-50 chance of happening.

Question 55

Less likely

Answer 55

Not a good chance it will happen.

Question 56

More likely

Answer 56

A good chance it will happen.

Question 57

Equilateral Triangle

Answer 57

All Equal sides

Question 58

Circle/Pie Graph

Answer 58

A graph shaped like a circle that is divided into parts. The whole circle represents the whole set of data.

Question 59

Venn Diagram

Answer 59

A picture that uses circles or rings to show relationships between sets. Where they intersect is what they have in common.

Question 60

Units

Answer 60

A label used to put a number in context. Examples: inch & centimeter

Question 61

Equation

Answer 61

A number sentence that contains an equal sign.

Question 62

Solid figure

Answer 62

A 3-D figure

Question 63

Edge

Answer 63

A line segment or curve where two surfaces meet

Question 64

Face

Answer 64

A flat surface on a 3-D shape