Math Semester Exams
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
Chapter 1 numerical expression | an expression that consists of numbers and operations
🗑
|
||||
variable | a letter that is used to represent one or more numbers
🗑
|
||||
variable expression | an expression that consists of numbers, variables, and operations
🗑
|
||||
evaluate | to find the value of the variable expressions by substituting a number for each variable, and then finding the value
🗑
|
||||
base | the number or expression that is used as a factor in a repeated multiplication
🗑
|
||||
exponent | a number or expression that shows how many times a base is used as a factor in a repeated multiplication
🗑
|
||||
order of operations | a set of rules for evaluating an expression involving more than one operation
🗑
|
||||
integer | the numbers... -3, -2, -1, 0, 1, 2, 3,... consisting of the negative integers, zero, and the positive integers
🗑
|
||||
negative integer | the integers less than zero
🗑
|
||||
positive integer | the integers that are greater than 0
🗑
|
||||
absolute value | a number a is its diameter from 0 on a number line
🗑
|
||||
origin | the point (0,0) where the x-axis and the y-axis meet in a coordinate plane
🗑
|
||||
ordered pair | a pair of numbers (x,y) that be used to represent a point in a coordinate plane
🗑
|
||||
Chapter 2 term | the parts of an expression that are added together
🗑
|
||||
coefficent | the number of a term with a variable
🗑
|
||||
constant term | a term that has a number but no variable
🗑
|
||||
like terms | terms that have identical variable parts
🗑
|
||||
equation | a mathematical sentence formed by placing an equal sign, =, between two expressions
🗑
|
||||
inverse operations | two operations that undo each other
🗑
|
||||
Chapter 3 inequality | a mathematical statement formed by placing an inequality symbol between two expressions
🗑
|
||||
solution of an inequality | the set of all numbers that produce true statements when substituted for the variable in the inequality
🗑
|
||||
Chapter 4 prime number | a whole number greater than 1 that has exactly two whole number factors, 1 and itself
🗑
|
||||
composite number | a whole number greater than that has more than two whole number factors
🗑
|
||||
monomial | a number, a variable, or the product of a number and one or more variables raised to whole number powers
🗑
|
||||
common factor | a whole number that is a factor of two or more nonzero whole numbers
🗑
|
||||
relatively prime | two or more nonzero whole numbers whose greatest common factor is 1
🗑
|
||||
equivalent fractions | two fractions that represent the same number
🗑
|
||||
simplest form (as a fraction) | a fraction is in simplest form when its numerator and denominator are relatively prime
🗑
|
||||
multiple | the product of a number and any nonzero whole number
🗑
|
||||
scientific notation | a number is written in scientific notation if it has the form cx10n
🗑
|
||||
Chapter 5 rational number | a number that can be written as a quotient of two integers
🗑
|
||||
terminating decimal | a decimal that has a final digit repeating decimal
🗑
|
||||
repeating decimal | a decimal that has a digit or block of digits that repeats without end
🗑
|
||||
reciprocals | two nonzero numbers whose product is 1
🗑
|
||||
multiplicative inverse | the product of a number and its multiplicative inverse is 1
🗑
|
||||
Chapter 6 ratio | a comparison of two numbers using division
🗑
|
||||
proportion | an equation that states that two ratios are equal
🗑
|
||||
similar figures | figures that have the same shape but not necessarily the same size. Corresponding angles of similar figures are congruent, and the ratios of the lengths of corresponding sides are equal
🗑
|
||||
corresponding parts | a pair of sides or angles that have the same relative position in two figures
🗑
|
||||
congruent figures | figures that have the same shape and the same size. Corresponding angles and sides of congruent figures are congruent
🗑
|
||||
scale | a ratio that gives the relationship between the dimensions of a scale drawing or a scale model and the actual dimensions of the object
🗑
|
||||
favorable outcomes | outcomes that correspond to a specified event
🗑
|
||||
probability | a number from 0 to 1 that measured the likelihood that an event will occur
🗑
|
||||
odds in favor | when all outcomes are equally likely, the ratio of the number of favorable outcomes to the number of unfavorably outcomes is called the odds in favor of an event
🗑
|
||||
odds against | when all outcomes are equally likely, the ratio of the number of unfavorable outcomes to the number of favorable outcomes is called odds against an event
🗑
|
||||
Chapter 7 percent | a ratio whose denominator is 100. The symbol for percent is %
🗑
|
||||
markup | the increase from the wholesale price of an item to the retail price
🗑
|
||||
discount | the decrease from the original price of an item to the sale price
🗑
|
||||
interest | the amount earned or paid for the use of money
🗑
|
||||
principal | an amount of money that is deposited or borrowed
🗑
|
||||
balance | the sum of the principal and all interest earned
🗑
|
||||
Chapter 8 relation | a pairing of numbers in one set with numbers in another set
🗑
|
||||
domain | the set of all possible inputs for the relation
🗑
|
||||
range | the difference of the greatest value and the least value in a data set
🗑
|
||||
input | a number in the domain of a relation
🗑
|
||||
output | a number in the range at a relation
🗑
|
||||
function | a relation with the property that for each input there is exactly one output
🗑
|
||||
linear equation | an equation whose graph is a line
🗑
|
||||
function form | an equation in x and y is in function form if it is solved for y
🗑
|
||||
x-intercept | the x-coordinate of a point where a graph crossed the x-axis
🗑
|
||||
y-intercept | the y-coordinate of a point where a graph crosses the y-axis
🗑
|
||||
slope | a nonvertical line is the ratio of the rise to the run between any two points on the line
🗑
|
||||
slope-intercept form | the form of a linear equation y=mx+b where m is the slope and b is the y-intercept
🗑
|
||||
solution of a linear system | an ordered pair is a solution of each equation in the system
🗑
|
||||
Chapter 9 square root | a number n is a number m such that m2=n
🗑
|
||||
perfect square | a number that is the square of an integer
🗑
|
||||
radical expression | an expression that involves a radical sign
🗑
|
||||
simplest form of a radical expression | a radical expression is in simplest form when (1) no factor of the expression under the radical sign is a perfect square other than 1, and (2) there are no fractions under the radical sign and no radical sign in the denominator of any fraction
🗑
|
||||
hypotenuse | the side of a right triangle that is opposite the right angle
🗑
|
||||
leg | the sides of a right triangle that form the right angle
🗑
|
||||
Pythagorean Theorem | for any right triangle, the sum of the squares of the lengths a and b of the legs equals the square of the length c of the hypotenuse.
🗑
|
||||
irrational number | a number that cannot be written as a quotient of two integers. The decimal form of an irrational number neither terminates nor repeats
🗑
|
||||
real number | the set of all rational number and irrational numbers
🗑
|
||||
Chapter 10 polygon | a closed plane figure who sides are segments that interest only t their endpoints
🗑
|
||||
pentagon | a 5-sided polygon
🗑
|
||||
hexagon | a 6-sided polygon
🗑
|
||||
heptagon | a 7-sided polygon
🗑
|
||||
octagon | a 8-sided polygon
🗑
|
||||
quadrilateral | a 4-sided polygon
🗑
|
||||
trapezoid | a quadrilateral with exactly 1 pair of parallel sides
🗑
|
||||
parallelogram | a quadrilateral with both pairs of opposite sides parallel
🗑
|
||||
rhombus | a parallelogram with 4 congruent sides
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
VickieJ10
Popular Math sets