Quiz about 8th Grade Math Vocabulary Review

Question 1

What is the definition of 'Approximate'?

Accepted Answer

nearly correct or exact; close in value or amount but not precise.

Answer

completely accurate and precise.

Answer

not related to the subject.

Answer

an exact measurement.

Question 2

What is the definition of 'Base'?

Accepted Answer

a number that is raised to a power.

Answer

a mathematical operation involving addition.

Answer

a type of chemical compound.

Answer

a unit of measurement in physics.

Question 3

What is the definition of 'Exponent'?

Accepted Answer

a symbol written above and to the right of a mathematical expression to indicate the operation of raising to a power.

Answer

a mathematical operation involving addition and subtraction.

Answer

a process of finding the square root of a number.

Answer

a method of solving linear equations.

Question 4

What is the definition of 'Integers'?

Accepted Answer

any of the natural numbers, the negatives of these numbers, or zero.

Answer

only positive numbers.

Answer

only negative numbers.

Answer

only whole numbers greater than zero.

Question 5

What is the definition of 'Irrational Number'?

Accepted Answer

A number that continues infinitely. It never terminates and never repeats.

Answer

A number that can be expressed as a fraction.

Answer

A number that is negative.

Answer

A number that is a whole number.

Question 6

What is the definition of 'Rational Number'?

Accepted Answer

a number that can be expressed as an integer or the quotient of an integer divided by a nonzero integer.

Answer

a number that cannot be expressed as a fraction.

Answer

a number that is always positive.

Answer

a number that is always negative.

Question 7

What is the definition of 'Perfect Square'?

Accepted Answer

an integer (such as 9 or 36) whose square root is an integer.

Answer

a number that is divisible by 2.

Answer

a number that is a multiple of 10.

Answer

a number that is a prime number.

Question 8

What is the definition of 'Power'?

Accepted Answer

the number of times as indicated by an exponent that a number occurs as a factor in a product.

Answer

a measure of the amount of matter in an object.

Answer

the ability to do work or cause change.

Answer

the rate at which energy is transferred or converted.

Question 9

What is the definition of 'Square Root'?

Accepted Answer

A number that, when multiplied by itself, gives the original number.

Answer

The factors multiplied to form perfect squares.

Answer

The result of dividing a number by two.

Answer

A number that is one less than a perfect square.

Question 10

What is the definition of 'Real Number'?

Accepted Answer

a number that has no imaginary part.

Answer

a number that is only positive.

Answer

a number that is only negative.

Answer

a number that is always an integer.

Question 11

What is the definition of 'Scientific Notation'?

Accepted Answer

A way of writing very large or very small numbers. A decimal number between 1 and 10 times a power of 10.

Answer

A method for solving algebraic equations.

Answer

A technique for measuring scientific data.

Answer

A system for organizing scientific research papers.

Question 12

What is the definition of 'Whole Number'?

Accepted Answer

any of the set of nonnegative integers.

Answer

a fraction or a decimal.

Answer

a negative integer.

Answer

a complex number.

Question 13

Fill in the blank: The quantity with which we multiply the variable in question is called a ________.

Accepted Answer

Coefficient

Answer

Multiplier

Answer

Factor

Answer

Constant

Question 14

Fill in the blank: A quantity whose value stays constant, as opposed to a variable whose value is variable, is called a ________.

Accepted Answer

Constant

Answer

Variable

Answer

Coefficient

Answer

Exponent

Question 15

Fill in the blank: An equation that is true for every value for the variable is called an ________.

Accepted Answer

Identity

Answer

Equation

Answer

Expression

Answer

Formula

Question 16

Fill in the blank: The empty set is also known as the ________.

Accepted Answer

Null Set

Answer

Empty Collection

Answer

Zero Set

Answer

Void Set

Question 17

Fill in the blank: A statement that is true for any number is called a ________.

Accepted Answer

Property

Answer

Equation

Answer

Expression

Answer

Formula

Question 18

Fill in the blank: A set of two or more linear equations with the same variables is called a ________.

Accepted Answer

System of Equations

Answer

Matrix

Answer

Polynomial

Answer

Inequality

Question 19

Fill in the blank: An equation that contains two operations is called a ________.

Accepted Answer

Two-Step Equation

Answer

Linear Equation

Answer

Quadratic Equation

Answer

Polynomial Equation

Question 20

Fill in the blank: A term that represents an unknown number or unknown value or unknown quantity is called a ________.

Accepted Answer

Variable

Answer

Constant

Answer

Equation

Answer

Expression

Question 21

What is the definition of 'Congruent'?

Accepted Answer

The same shape and same size.

Answer

Different shapes and sizes.

Answer

Same shape but different size.

Answer

Different shape but same size.

Question 22

What is the definition of 'Constant Rate of Change'?

Accepted Answer

Slope. The rate of change (change in y as related to change in x) remains the same.

Answer

A variable rate that changes over time.

Answer

A fixed value that does not depend on x or y.

Answer

A rate that increases as x increases.

Question 23

What is the definition of 'Direct Variation'?

Accepted Answer

The relationship of two variables x and y where there is some constant, k, such as y=kx.

Answer

A relationship where the product of two variables is constant.

Answer

A situation where one variable increases as the other decreases.

Answer

A linear relationship that does not pass through the origin.

Question 24

What is the definition of 'Domain'?

Accepted Answer

The first set of elements in an ordered pair.

Answer

A range of values that a function can take.

Answer

A specific area of knowledge or activity.

Answer

A unique name that identifies a website.

Question 25

What is the definition of 'Function'?

Accepted Answer

A relation where every input has exactly one output.

Answer

A process that repeats indefinitely.

Answer

A set of operations that can be performed in any order.

Answer

A mathematical operation that involves addition and subtraction.

Question 26

What is the definition of 'Linear Equation'?

Accepted Answer

An equation with a graph that is a straight line.

Answer

An equation that forms a circle when graphed.

Answer

An equation that represents a parabola.

Answer

An equation that has no variables.

Question 27

What is the definition of 'Linear Function'?

Accepted Answer

A function in which the graph of the solutions forms a line.

Answer

A function that has a variable raised to the power of two.

Answer

A function that represents exponential growth.

Answer

A function that involves trigonometric ratios.

Question 28

What is the definition of 'Linear Relationship'?

Accepted Answer

An association in which the data appear to be close to a line.

Answer

A relationship where data points form a circle.

Answer

A connection where data points are scattered randomly.

Answer

A pattern where data points form a zigzag line.

Question 29

What is the definition of 'Proportion'?

Accepted Answer

An equation stating that two ratios are equal.

Answer

A number that represents a part of a whole.

Answer

A mathematical operation involving addition.

Answer

A type of geometric shape.

Question 30

What is the definition of 'Proportional Graph'?

Accepted Answer

A straight line that goes through the point (0,0).

Answer

A curve that never touches the x-axis.

Answer

A line that intersects the y-axis at any point other than zero.

Answer

A graph that forms a parabola.

Question 31

What is the definition of 'Proportional Table'?

Accepted Answer

A table where all output values over corresponding input values are equal.

Answer

A table where all input values are zero.

Answer

A table where output values are random.

Answer

A table where input values are greater than output values.

Question 32

What is the definition of 'Range'?

Accepted Answer

The second set of elements in an ordered pair or table.

Answer

The first set of elements in an ordered pair or table.

Answer

A measure of central tendency in statistics.

Answer

The difference between the highest and lowest values in a data set.

Question 33

What is the definition of 'Relation'?

Accepted Answer

Any set of ordered pairs.

Answer

A single ordered pair.

Answer

A set of unrelated elements.

Answer

A mathematical function.

Question 34

What is the definition of 'Rise'?

Accepted Answer

The difference of the y-values in ordered pairs.

Answer

The difference of the x-values in ordered pairs.

Answer

The sum of the x-values in ordered pairs.

Answer

The sum of the y-values in ordered pairs.

Question 35

What is the definition of 'Run'? The difference of.

Accepted Answer

The definition of 'Run'.

Answer

A type of dance.

Answer

A cooking technique.

Answer

A musical note.

Question 36

What is the definition of 'Scale Factor'?

Accepted Answer

The ratio of the lengths of two corresponding sides of two similar polygons.

Answer

The difference in area between two similar figures.

Answer

The sum of the angles in a polygon.

Answer

The number of sides in a polygon.

Question 37

What is the definition of 'Similar'?

Accepted Answer

Two figures whose only difference is size. They would be equal after dilation and possibly a transformation.

Answer

Two figures that are identical in every aspect.

Answer

Two figures that have no common properties.

Answer

Two figures that are mirror images of each other.

Question 38

What is the definition of 'Similar Polygons'?

Accepted Answer

Polygons whose corresponding angles are congruent and the lengths of the corresponding sides are proportional.

Answer

Polygons that have the same number of sides but different angles.

Answer

Polygons that are identical in shape and size.

Answer

Polygons that have equal perimeters but different areas.

Question 39

What is the definition of 'Slope'?

Accepted Answer

The ratio of vertical change (rise) to the horizontal change (run).

Answer

The product of mass and acceleration.

Answer

The distance between two points.

Answer

The sum of all angles in a triangle.

Question 40

What is the definition of 'Slope-Intercept Form'?

Accepted Answer

An equation written in the form y = mx + b.

Answer

An equation written in the form $$ax^2 + bx + c = 0$$ .

Answer

An equation that represents a circle.

Answer

An equation used to calculate the area of a triangle.

Question 41

What is the definition of 'X-Intercept'?

Accepted Answer

The x-coordinate of the point where the line crosses the x-axis.

Answer

The y-coordinate of the point where the line crosses the y-axis.

Answer

The slope of the line.

Answer

The point where the line crosses the origin.

Question 42

What is the definition of 'Y-Intercept'?

Accepted Answer

The y-coordinate of the point where the line crosses the y-axis.

Answer

The x-coordinate of the point where the line crosses the x-axis.

Answer

The slope of the line.

Answer

The point where the line crosses the origin.

Question 43

Fill in the blank: The parts of a theorem are reversed. The converse of the Pythagorean Theorem is used to test if a triangle is a right triangle. This is known as the _______.

Accepted Answer

Converse

Answer

Inverse

Answer

Contrapositive

Answer

Hypotenuse

Question 44

Fill in the blank: The side opposite the right angle in a right triangle is the _______. It is the longest side of the triangle.

Accepted Answer

Hypotenuse

Answer

Adjacent

Answer

Opposite

Answer

Base

Question 45

Fill in the blank: The 2 sides of a right triangle that form the right angle are called the _______.

Accepted Answer

Legs

Answer

Hypotenuse

Answer

Vertices

Answer

Edges

Question 46

Fill in the blank: In a right triangle, the square of the length of the hypotenuse c is equal to the sum of the squares of the lengths of the legs a and b. This is known as the _______.

Accepted Answer

Pythagorean Theorem

Answer

Law of Sines

Answer

Law of Cosines

Answer

Triangle Inequality Theorem

Question 47

Fill in the blank: The factors multiplied to form perfect squares are called the _______.

Accepted Answer

Square Root

Answer

Cube Root

Answer

Factorial

Answer

Exponent

Question 48

What is the definition of Alternate Exterior Angles?

Accepted Answer

Exterior angles that lie on opposite sides of the transversal.

Answer

Angles that are adjacent to each other on the same side of the transversal.

Answer

Interior angles that lie on the same side of the transversal.

Answer

Angles that are on the same side of the transversal but not adjacent.

Question 49

What is the definition of Alternate Interior Angles?

Accepted Answer

Interior angles that lie on opposite sides of the transversal.

Answer

Angles that are adjacent to each other on the same side of the transversal.

Answer

Exterior angles that lie on the same side of the transversal.

Answer

Angles that are neither interior nor exterior.

Question 50

What is the definition of Corresponding Angles?

Accepted Answer

Angles that are in the same position on two parallel lines in relation to a transversal.

Answer

Angles that are opposite each other when two lines cross.

Answer

Angles that add up to 90 degrees.

Answer

Angles that add up to 180 degrees.

Question 51

What is the definition of Exterior Angles?

Accepted Answer

The 4 outer angles formed by 2 lines cut by a transversal.

Answer

Angles that are inside the parallel lines.

Answer

Angles that are equal to 90 degrees.

Answer

Angles that are opposite to each other.

Question 52

What is the definition of Exterior Angles of Triangles?

Accepted Answer

The angle formed by one side of the triangle and the extension of the adjacent side.

Answer

The angle formed inside the triangle by two adjacent sides.

Answer

The angle that is equal to the sum of the opposite interior angles.

Answer

The angle that is always 90 degrees.

Question 53

What is the definition of Interior Angles?

Accepted Answer

1. An angle inside a polygon 2. The 4 inside angles formed by 2 lines cut by a transversal.

Answer

An angle outside a polygon

Answer

An angle that measures exactly 90 degrees

Answer

An angle that measures more than 180 degrees

Question 54

What is the definition of Parallel Lines?

Accepted Answer

Lines that are always an equal distance apart.

Answer

Lines that intersect at one point.

Answer

Lines that form a right angle.

Answer

Lines that are curved.

Question 55

What is the definition of Remote Interior Angles?

Accepted Answer

The angles of a triangle that are not adjacent to a given exterior angle.

Answer

The angles that are adjacent to a given exterior angle.

Answer

The angles that form a straight line with a given exterior angle.

Answer

The angles that are equal to a given exterior angle.

Question 56

What is the definition of Transversal?

Accepted Answer

A line that intersects 2 or more other lines.

Answer

A line that is parallel to another line.

Answer

A line that forms a right angle with another line.

Answer

A line that is part of a triangle.

Question 57

What is the definition of Congruent?

Accepted Answer

Same size, same shape.

Answer

Different size, different shape.

Answer

Same size, different shape.

Answer

Different size, same shape.

Question 58

Fill in the blank: The formula for the Area of the Base can be found in the _________.

Accepted Answer

______

Answer

geometry textbook

Answer

math handbook

Answer

algebra guide

Question 59

Fill in the blank: Circumference is the distance around a _________.

Accepted Answer

circle

Answer

square

Answer

triangle

Answer

rectangle

Question 60

Fill in the blank: Diameter is the distance across a circle through its _________.

Accepted Answer

center

Answer

edge

Answer

circumference

Answer

radius

Question 61

Fill in the blank: Height is the space between the _________.

Accepted Answer

top and bottom

Answer

left and right

Answer

front and back

Answer

inside and outside

Question 62

Fill in the blank: Lateral Surface Area is the sum of the areas of the surfaces that are not _________.

Accepted Answer

covered

Answer

exposed

Answer

visible

Answer

painted

Question 63

Fill in the blank: Perimeter of the Base is the sum of the lengths of the _________.

Accepted Answer

sides

Answer

angles

Answer

diagonals

Answer

vertices

Question 64

Fill in the blank: Radius is the distance from the center of a circle to any point on the _________.

Accepted Answer

circle

Answer

square

Answer

triangle

Answer

rectangle

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