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AFOQT Math
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Gravity
Terms in this set (84)
Factors
#s that can be multiplied resulting in a whole number ex: 2X3=6
Composite Number
Whole # that can be divided evenly by itself and 1 AND by at least one other whole # Ex: 4 6 8 10 15 27
Order of Operations
Please Excuse My Dear Aunt Sally
Combine Like Terms
2X + 4X= 6X
Convert F to C
C=5/9(F-32)
Convert C to F
F=9/5C+32
1 acre =
43,560 sf
Area of a rectangle
Length X Width
Pentagon
5 sided polygon
Hexagon
6 sided polygon
Octagon
8 sided polygon
Decagon
10 sided polygon
Triangle
3 sided Polygon
Quadrilateral
4 sided Polygon
polygon
Closed in shape, made up of 3 or more straight lines
Equilateral triangle
all 3 sides equal, the angles of all 3 are 60 degrees each
Isosceles Triangle
2 sides have equal length, and whose opposing sides haev equal angles
Scalene Triangle
A triangle all 3 sides and all 3 angles are unequal
Acute Triangle
All 3 angles are less than 90 degrees
Obtuse Triangle
1 angle is greater than 90 degrees
Right Triangle
Triangle with a 90 degree right angle.
Hypotenuse
Longest side of a right triangle. Other sides are called LEGS
Concurrent Triangles
Triangles which are identical.
Similar Triangles
Triangles same shape but not same size.
Special Lines
Indicate altitudes, medians and angle bisections (dashed line you create solving problem)
Parallelogram
Quadrilateral whose opposing sides are parallel to each other. Opposite sides are also equal.
Rectangle
All angles are 90 degrees.
Square
All four sides are equal in length
Rhombus
All four sides equal but 2 are slanted
Trapezoid
two sides parallel but two are not
Circle
360 degrees, Circumfrance is the length around
Diameter
line going across the circle, 1/2 circle
Radius
1/4 circle, 1/2 diameter
Perimeter
Sum of the length of all sides
Pythagorean Theorem
hypotenuse (long line) equal to sum of the square of the legs c2=a2+b2
Diameter of Circle
pi (3.14 or 22/7 or 3 1/7)
Circumference of Circle
pi X diameter or pi X radius X2
Area of Rectangle or Square
Length X Width
Area of a Parallelogram
Base X Height
Area of Triangle
1/2 base length X Height
Area of Circle
pi X radius squared
Volume
inside of 3 dimensional objects (instead of area on flat objects)
Rectangle Volume
L X W X H
Cube/Square Volume
1 side cubed (s3)
Cylinder Volume
Base X Height, Find base using area of circle pi X radius squared, then multiply by height
How many seconds in an hour?
3600
How Many seconds in a day?
86400
How mant inches in a foot?
12
How many feet in a yard?
3
How many feet in a meter?
3.28
How many cm in an inch
2.54
how many cm in a meter?
100cm
how many mm in a meter?
1000
Perimiter
all sides added up
How many oz in a pound
16
how many pounds in a ton
2000
How many cups in quart
4
How many quarts in a galon
4
How many ml in a liter
1000 ml
How many liters in a gallon
3.78
How many feet in a mile?
5280
1 yard=__inches
36
how many pints are in a gallon
8
How many pints are in a quart?
4
How many quarts are in a gallon?
4
per =
divided by
Speed
a hours x r miles/hours = b miles4hrs x 25 miles per hour = 100 miles
Work
time x rate = quantity
distance =
speed X time
10/10=
1
9/10=
0.9
5/10=
1/2,0.5
1/4=
0.25
3/4=
0.75
1/8=
0.125
2/8=
1/4 or 0.25
1/3=
0.333
1/6=
.166
1/5=
0.2
1/7=
0.142
1/9=
0.111
1/12=
0.083
4/5=
0.80
3/5=
0.60
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