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math flashcards
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39
Mathematics
7th Grade
01/07/2010

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Cards

Term

what propertyis illistrated by this evaluation...

 

a+b=b+a

Definition
comunitive
Term

what property is illustrated by this equation...

 

2(3*4)=(2*3)47

Definition
associative property
Term
the top number of a fraction is called
Definition
numerator
Term
on a coordinate plane is  the X axis verticle
Definition
horizontal
Term
what is the symbol for greater than?
Definition
>
Term
what is the symbol 4 infinty
Definition

a horazont

 

8

Term
which coordinate is listed first in an orderd pair x or y?
Definition
x coordinate
Term
what is another name for 0 degress latitude
Definition
equator
Term
what are the vertical lines on a map or global map called?
Definition
longitude
Term
what are the horizontal lines on a global map called
Definition
latitude
Term
what is the name for numbers multiplied together to find a product ?
Definition
factors
Term
what is a letter the represents an unknown value called?
Definition

a varible

ex: 4x is

Term
what is the number expression that is used as a factor in repeated x ration called
Definition
base
Term
what is the balance of your cheking account
Definition
the amount remaining or balances
Term
what do we call numbers added or subtracted to find a diffrence or sum
Definition
terms
Term
Definition
f
Term
what is an obtuse angle?
Definition
an angle with more than 90*
Term
what is an acuite angle?
Definition
an angle with less than 90*
Term
how many degress dose a rigght angle have
Definition
90*(deggress)
Term
what is the sum of the angles in a triangle?
Definition

180*

 

Term

what is the  symbole for greater than?

 

Definition
>
Term
what is the symbole for less than equle too?
Definition

<

-

Term

how many miles around the earth at the equator?

 

 

Definition
2500 miles.
Term

how many months in a year?

 

Definition
12 months
Term
how many hours in a day?
Definition
24 hours.
Term
how many feet in a yard?
Definition
3 feet
Term
how many feet in a mile?
Definition
5280 ft.
Term
how many days in a week?
Definition
7 days.
Term
if a word problem asks how much for each ,what operation do yuo use?
Definition
division !
Term

what property is illistrated by this equation?

 

6(7x9)=(6x7)+(6x4)

Definition
distributtive property..
Term
in a set of numbers,the differance between the greatest number and leaast number is called?
Definition
range.
Term
what is anouther name for the advrage of a set ofnumbers?
Definition
mean.
Term
in a set of numbers,  what is the number that ocures must often called?
Definition
mode.
Term
what is the middle number of a set nof numbers called?
Definition
median.
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