Math Concepts

Question 1

all the angles in a triangle add up to

Answer 1

180 degrees

Question 2

all angles of a quadrilateral add up to

Answer 2

360 degrees

Question 3

the formula for perimeter is

Answer 3

length + length + width + width

Question 4

the formula for area is

Answer 4

length times width

Question 5

the formula for volume is

Answer 5

Length times width times height

Question 6

on a place value chart the values increase by a factor of

Answer 6

by tens

Question 7

what is a multiple

Answer 7

it is a answer to a multiplication question

Question 8

Acute angle

Answer 8

a positive angle measuring more than 0 degrees but less that 90 degrees

Question 9

acute triangle

Answer 9

a triangle in which all three angles measure less that 90 degrees

Question 10

angle

Answer 10

the point of intersection of two rays or line segments

Question 11

area

Answer 11

the space within a region measure in square units

Question 12

bar graph

Answer 12

a graph that displays data using bats of equal width on a grid

Question 13

commutative property of addition

Answer 13

the order in which numbers are added does not change the sum of the numbers

Question 14

commutative property of multiplication

Answer 14

the order in which numbers are multiplied does not change the product of the numbers

Question 15

compatible numbers

Answer 15

numbers that are close to the actual numbers but are easier to mentally add, subtract, multiply or divide

Question 16

composite number

Answer 16

a number with a minimum of three factors including 1 and itself

Question 17

congruent

Answer 17

having the same shape and size

Question 18

constant

Answer 18

a term that does not change

Question 19

continuous data

Answer 19

data that can take on any value within a range

Question 20

discrete data

Answer 20

data with a limited number of possible values.

Question 21

what is an example of discrete data

Answer 21

months of the year or days of the week

Question 22

double bar graph

Answer 22

a graph used to make comparisons between two sets of data

Question 23

equilateral triangle

Answer 23

a triangle with three sides of equal length and three angles of equal measure

Question 24

experimental probability

Answer 24

the probability of any event determined by the results of an experiment

Question 25

expression

Answer 25

a mathematical statement that may use numbers, variables, or both numbers and variables.

Question 26

What does an expression not contain?

Answer 26

an equal sign

Question 27

factor

Answer 27

a number that divides evenly into another number

Question 28

factor tree

Answer 28

a method used to diagram the process of prime factorization

Question 29

greatest common factor

Answer 29

the factor with the greatest value common to two or more numbers

Question 30

improper fraction

Answer 30

a fraction whose numerator is greater than the denominator

Question 31

integer

Answer 31

all positive whole numbers, the additive inverses of the whole numbers and zero

Question 32

interior angle

Answer 32

an angle found inside a shape

Question 33

inverse operation

Answer 33

an operation that has the opposite effect of the operation in an equation. Addition and subtraction are the inverse operations of each other. Multiplication and division are the inverse operations of each other

Question 34

isosceles triangle

Answer 34

a triangle that has two sides that are equal and two angles that are equal

Question 35

line graph

Answer 35

a graph where data points are connected with line segments to show change over time

Question 36

lowest common multiple

Answer 36

the multiple with the least value that two numbers

Question 37

mixed number

Answer 37

a number made up of a whole number and a proper fraction

Question 38

multiple

Answer 38

the product of any given whole number

Question 39

obtuse angle

Answer 39

an angle measuring more than 90 degrees but less than 180

Question 40

obtuse triangle

Answer 40

a triangle in which one of the angles measures more than 90 degrees but less than 180 degrees

Question 41

pattern

Answer 41

a list of numbers that follow a certain sequence

Question 42

percentage

Answer 42

a fraction or ratio with a denominator of 100

Question 43

perimeter

Answer 43

the measure of the distance around a closed two dimensional figure

Question 44

polygon

Answer 44

a closed two dimensional shape with three or more straight line segments

Question 45

prime number

Answer 45

a whole number with only 2 factors: itself and 1

Question 46

ratio

Answer 46

a comparison of two or more quantities having similar units

Question 47

reflection

Answer 47

a reflection is a transformation in which a figure is flipped along a line of symmetry to create a congruent image

Question 48

reflecting angle

Answer 48

an angle whose measure is between 180 and 360

Question 49

right angle

Answer 49

an angle measuring 90 degrees

Question 50

right triangle

Answer 50

a triangle that has on right angle of 90 degrees

Question 51

rotation

Answer 51

a transformation in which an image is turned around a fixed point

Question 52

rounding

Answer 52

a process of replacing a number by an approximate value of that number

Question 53

scalene triangle

Answer 53

a triangle with three sides of different lengths and three angles of different measures

Question 54

straight angle

Answer 54

an angle measuring 180 degrees

Question 55

table of values

Answer 55

a chart showing the relationship between x and y values

Question 56

term

Answer 56

the value of a number in a given pattern

Question 57

term number

Answer 57

the position of a term within a given pattern

Question 58

theoretical probability

Answer 58

the change of an outcome happening under ideal circumstances

Question 59

translation

Answer 59

a transformation that moves a point or image from one position to another along a vertical, horizontal or diagonal line

Question 60

variable

Answer 60

a symbol that stands for an unknown number in an equation

Question 61

volume

Answer 61

the amount of space taken up by a three dimensional shape, usually expressed in cubic units