Question | Answer |
Acute Angle | less than a right angle |
Obtuse Angle | greater than a right angle |
Right Angle | a square corner--90 degrees |
Axis | a real or imaginary reference line |
intersecting | lines that cross at one point |
line graph | a graph that connects points to show how data changes over time |
parallel | lines that never intersect |
perpendicular | two intersecting lines that form right angles |
reflection | to turn a figure over--a mirror view |
rotation | to turn an object |
translation | a change in position that moves an object up, down, or sideways |
associative property of addition | Addends can be regrouped and the sum remains the same |
associative property of multiplication | factors can be regrouped and the product remains the same |
computation | to count or calculate using mathematics |
dividend | the number being divided |
divisor | the number that will divide the dividend |
quotient | the answer to a division problem |
equation | mathematical statement containing an equals sign, to show that two expressions are equal |
equivalent | having the same value or amount |
expanded form | a way of writing numbers that shows the place value of each digit |
expression | one or a group of mathematical symbols representing a number or quantity--may include numbers or variables |
frequency table | a table used in statistics as a method of recording data |
hundredths | one part of one hundred divided into 100 parts |
inquality symbols | symbols that show that an equation is not equal in size, value, or amount |
inverse operation | opposite, reverse operations |
prediction | to make a educated guess based on observing information |
reasonable | something that makes sense |
rule | a statement that tells you what to do or not to do |
standard form | writing numbers using digits |
tenths | one part of one ten divided into 10 parts |
variable | a letter or symbol representing a varying quantity,for example, n in 10 + n |