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Praxis I math portion
Brush up on basic skills
77
Mathematics
Undergraduate 3
11/25/2008
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Term
1 meter
 Definition
100 centimeters
Term
1 meter
 Definition
1,000 millimeters
Term
1,000 millimeters
 Definition
100 centimeters
Term
1 centimeter
 Definition
10 millimeters
Term
Square Units of measure
 Definition
Used to measure the area of a two-dimensional surface or three-dimensional surface. Ex. triangle, square, circle or prism, cone, and sphere.
Term
Surface Area
 Definition
total area of all outside surfaces of three-dimensional objects. To find this add the area of each face and then add these values.
Term
Perimeter
 Definition
Is a measurement of the distance around an object. To find add the measurements of all sides.
Term
Linear Units of measure
 Definition
Are used to measure length. Ex. Inch, Foot, or Centimeter
Term
Angles
 Definition
Are created by the intersection of two lines, rays, or segments.
Term
Triangle
 Definition
the sum of the measures or three angles of this is 180 degrees.
Term
Parallel Lines
 Definition
Two lines in the same plane that do not intersect
Term
Ray
 Definition
This has a single endpoint and extends infinitely from that point.
Term
Line
 Definition
A straight line extends infinitely in both directions.
Term
Line Segment
 Definition
This has two endpoints.Ex.it is the part of the line from P to Q.
Term
Line Segment
 Definition
This has two endpoints.Ex.it is the part of the line from P to Q.
Term
Volume of cylinder
 Definition
V= Ah
Term
Circumference
 Definition
Distance around a circle (perimeter). It can be found without measuring the distance around the circle if the length of the diameter or radius is known.
Term
To find Distance
 Definition
Rate X Time
Term
To solve for Time
 Definition
Distance/Rate
Term
To solve for Rate
 Definition
Distance/Time
Term
Pythagorean Theorem
 Definition
a^2 + b^2= c^2
Term
Area of Triangle
 Definition
1/2bh
Term
Area of rectangle
 Definition
lwh
Term
Circumference of a circle
 Definition
(3.14)d
Term
Area of a circle
 Definition
(3.14)r^2 (radius squared)
Term
Perpendicular lines
 Definition
two lines that intersect to form four angles of equal measures each angle with a measure of 90 degrees.
Term
Straight angle of triangle =
 Definition
180 degrees
Term
Right Angle of triangle
 Definition
90 degrees
Term
Acute Angle on a triangle =
 Definition
< 90 degrees
Term
Obtuse angle on a triangle=
 Definition
> 90 degrees
Term
On a complementary triangle the angles total=
 Definition
90 degrees
Term
On a supplementary triangle to angles measure
 Definition
180 degrees
Term
Triangles have three angles that =
 Definition
180 degrees
Term
On a Equilateral triangle each side (3) =
 Definition
60 degrees
Term
Isosceles triangles have
 Definition
two sides that are equal
Term
On a right triangle one side equals
 Definition
90 degrees
Term
The Hypotenuse is
 Definition
the side opposite on a right triangle
Term
To find the average of a list of numbers.
 Definition
Add all numbers/divide by the total numbers in list
Term
To find the Median
 Definition
Arrange numbers from least to greatest, it is the number in the middle or the average of the two middle numbers
Term
Mode
 Definition
The number that appears most often in a list
Term
Range
 Definition
the difference between the greatest number and the least number on the list
Term
1 pound=
 Definition
16 ounces
Term
2,000 pounds=
 Definition
1 ton
Term
1 cup=
 Definition
8 fluid ounces
Term
1 pint
 Definition
2 cups
Term
1 quart=
 Definition
2 pints
Term
1 gallon=
 Definition
4 quarts
Term
1 mile=
 Definition
5,280 feet
Term
1,760 yards=
 Definition
1 mile
Term
2/5=
 Definition
0.4
Term
3/5=
 Definition
0.6
Term
1/2=
 Definition
0.5
Term
1/3=
 Definition
.333...
Term
1/40=
 Definition
.25
Term
1/5=
 Definition
0.2
Term
1/8=
 Definition
.125
Term
1/10=
 Definition
0.1
Term
1/20=
 Definition
.05
Term
3/8=
 Definition
.375
Term
5/8=
 Definition
.625
Term
3/4=
 Definition
.75
Term
4/5=
 Definition
0.8
Term
7/8=
 Definition
.875
Term
50%
 Definition
.5
Term
40%
 Definition
0.4
Term
60%
 Definition
0.6
Term
62(1/2)%
 Definition
.625
Term
33(1/3)%
 Definition
.333...
Term
25%
 Definition
.25
Term
20%
 Definition
0.2
Term
12(1/2)%
 Definition
.125
Term
10%
 Definition
0.1
Term
5%
 Definition
.05
Term
37(1/2)%
 Definition
.375
Term
75%
 Definition
.75
Term
80%
 Definition
0.8
Term
87(1/2)%
 Definition
.875
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