teas ATI 6th edition study guide
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| 1 inch= cm | 2.54 cm
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| 2.54 cm =in 1 foot=in 1 lb = oz | 1 inch
12 inches
16 oz
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| 1miles=km | 1.609km
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| 1.609km = miles? | 1 miles
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| 1 miles= ft 1 yard = ft 1 meter = ft | 5280 ft
3 feet
3,280 ft
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| 3.280 feet=m 1 gallon= pt | 1 meter
8 pints
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| 8 pints = gallon 1 gallon= quart 1 quart= pints | 1 gallon
4 quarts
2 pints
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| 1 pint= ounces 1 pint = cup 1 liter = ounce | 16 ounces
2 cups
33.814 ounces
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| 1 liter=quart 1 kg = lb 1 ounce= gram 1 meter = yard | 1 quart
2.2 lb
28 grams
1 yard
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| Fahrenheit to Celsius | 5/9 (F-32)
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| Celsius to Fahrenheit | 9/5(c+32)
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| area of a circle circumference of a circle | pi r^2
2 pi r
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| perimeter of a rectangle area of a rectangle | 2l+2w
LW
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| area of a triangle perimeter of a triangle | 1/2b(h)
a+b+c
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| perimeter of a square | 4s
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| circular cylinder | pi r^2 h
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| the average adult is __ to __ (m) meters tall | 1.5-2
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| symmetry graph is | divided at the center and is like a mirror.
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| single peak is called a two peaks is called a | unimodal
bimodal
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| graph with single peak in center is called a | bell-shaped, unimodal (normal)
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| when data is spread equally across the range of the distribution this is called a | uniform distribution
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| to calculate mean | add all numbers together and divide by how many numbers there are
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| the median is the most | middle number
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| the number that occurs the most is called | mode
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| you calculate the range by | the highest-lowest number.
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| lines can be formed by | y=mx+b
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| y=mx+b is | m= slope intercept
b=0
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| for y=mx+b when b=0 | y-intercept=0
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| dependent variable is independent variable | depends on at least one other variable
determines another variable.
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| circumference is circumference of a circle= | length around a circle
2(Pie)r
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| length of a particular part of a circle (arc) is L= | n/360 x 2(pie)r
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| for a circle n is the | degree of the angle
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| perimeter is all of the outer | lengths added together
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| area units always has a | squared at the end
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| area of a square is A= | L x L
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| area of a rectangle is A= | L x W
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| area of a triangle is A= | 1/2 x B x H
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| parallelogram A= | H X B
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| Trapezoid A= | 1/2 X H X (b1 + b2)
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| Area of a circle is A= | (pie) X r^2
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| Rhombus Area is A= | 1/2 X d1 X d2
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| 1 kg is in grams 1 km is in meters 1 kl in liters | 1000 grams
1000 meters
1000 liters
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| to find the missing length of a triange is | a^2+b^2=C^2
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| 10^0= 10^-1= 10^-2= | 1
1/10
1/100
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| 27 and 25 hundredths is | 27.25
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| 9 and twenty seven hundredths is | 9.27
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| M in roman letters = C in roman letters is | 1000
100
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| placing the roman letters C before M indicates that MCM is MM is | 100 -1000
1900
2000
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| L in roman letters = X in roman letters = V is roman letters = II in roman letters = | 50
10
5
2
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| 10^1= 10^2= 10^-3= 10^3= | 10
10x10=100
1/1000
1000
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| prime factorization is the act of ___ a number into a product of prime numbers. | factoring
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| To find a ____ of a number, write a series of divisions with the lowest primes with the number under the consideration is ____ | prime factorization, divisible
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| when multiplying fractions you multiply | straight across
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| when dividing fractions you | flip the second number and x
ex. 12/3= 12/1 / 3/1= 12/1 x 1/3= 12/3= 4
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| when adding or subtracting fractions you must have a | common denominator
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| when dividing decimals there can not be a decimal in the numerator so you must | move it
ex. .043/.15652 = 43/156.52
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| to find the absolute value of a number you count the | distance from 0.
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| rational numbers when converted to a decimal form | terminates or repeats
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| irrational numbers form neither ___ or ___ and cannot be written as a ____ (fraction) | terminates or repeats, rational
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| absolute values mean that the answer could be | positive or negative
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| the absolute value for the equation lxl=3 is | x=3 or -3
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| IV is IX is XL is | 4
9
40
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| XC is CD is CM is | 90
400
900
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| for roman numbers if the smaller value is written to before the large value that u | minus the smaller number from the larger number
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| MMM= D= LXXII = | 3000
500
72
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| MMMDLXXII= | 3572
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| LX is | 60
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| C= | 100
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| of means | times or x
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| what translates to a | variavle
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| is means | equals or =
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| % means | x 0.01
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| the average adult in meters is | 1.5-2m
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| in celius 0= 10= 20= 30= | 0= freezing
10= not freezing
20= warm
30= hot
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| 1cc is the same as | 1 ml
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| constant of proportionality is also known as | rate of change (m)
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| if a number is three times as large as another number in a ratio and fraction | 3:1 or 3/1
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| if 4lb sugar costs $2.59, how much should 5lb sugar cost? set the equation. then you do? | 4/$2.59 = 5/x
then cross multiple and solve for x
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| a 10ml vial of aminophylline is labeled "50 mg per ml" what is the amount of aminophylline in this vial? | x/10 = 50/1
x= 500mg
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| direct variation or direct proportion is when something | increases or decreases respectively
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| 1 mile= ft? | 5280 ft
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| a unit rate means that | the denominator is 1 EX: 25 miles/ hr
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| 4 times the price of one hotdog = $26. we want to know the price of 1 hotdog so we solve the equation for ___ and divide both sides by ____ (equation 4H= $26) | 1 hotdog, 4
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| Pie charts are mainly used to present | portions/ percentages of a whole
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| measures of central tendency includes | mean, median, and mode
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| to get the mean | add all numbers and divide by how many numbers there are
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| median is the | midpoint of the list from least to greatest
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| if there are 2 numbers in the median than you? | add both together and divide by 2
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| numbers in a list that are extremely larger or smaller than the other numbers are called an | outlier
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| the mode is | the number that occurs the most
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| the range is found by | max-min
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| for a graph symmetry is when | you can split in half and its a mirror
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| in a graph if distributions with fewer observations on the right it is | skewed right
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| in a graph if distributions with fewer observations on the left it is | skewed left
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| ___ occurs when 2 or more variables are related to each other. | covariance
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| when an increase in a variable produces the decrease in another it is called an | inverse variation
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| in the equation y=kx and y=k/x the variable x is called the ____ and the variable y is the ____ | independent, dependent
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| the independent variable is normally ___ on a graph and the dependent variable is normally ___ on a graph | x (horizontal), y (vertical)
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| there are __ mm per cm | 10
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| 1 inch is ___ cm | 2.54
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| surface area is the is figured out by multiplying | top and bottom, left and right, front and back and then add them all together
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| surface area of a sphere/ ball is | 4(pie)r^2
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| surface area of a cyclinder is the area of the rectangle: | 2(pie)rh
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| if the cylinder has closed ends the surface area will be with the 2 circle ends | 2(pie)rh+2(pie)r^2
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| to find the area of a semi circle triangle you need to | find the area of triangle and semicircle
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| to find the height of a semicircle triangle (triangle) use the radius ex. side 9.2 radius 3 | 9.2^2=3^2xh^2 = 75.64^2
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| for the semicircle triangle (triangle) the base is 6 and the height is 75.64^2 the area will be A= | 1/2 (6) 75.64^2
A= 3 (75.64^2)
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| the area of the semi circle triangle (semi circle) is A= | (pie r^2) /2
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| Once you have the area of the semi circle triange (triangle =3 (75.64^2) (semi circle (9/2)pie) you will | add them = about 40.229 square unites
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| a/b is a | fraction
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| order of operations PEMDAS | (), exponent, multiple, division, addition, subtraction
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| > | greater than
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| < | less than
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| _> | greater that or equal to
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| <_ | less than or equal to
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| ___ usually letters that represent an unknown quantity | variables
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| ___ are numbers | constants
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| 4x-7=2x+11 What is the variable terms | 4x, 2x
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| 4x-7=2x+11 what is the constants | -7,11
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| 4x-7=2x+11 what is the coeffect | 4,2
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| ___ math operations are just the opposite of the other or undue each other ex, division and multiplication or addition and subtracition | inverse
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| ___ can be represented by fractions, this includes whole numbers, positives and negatives, zero, and decimals that either terminate or repeat. | rational
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| an ___ is an unexpected value that does not fit any trend or pattern in the data. | outlier
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| pie is aprox | 3.14
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