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Browse Middle School Definitions
Stars indicate particularly interesting answers or
good places to begin browsing.
 Translation, Reflection, Rotation [05/16/2001]

What is the difference between slide, flip, and turn?
 Transversal  Meaning and Examples [11/14/1994]

I have a 7th grade student who would like to know the meaning and
examples of "transversal".
 Triangle Inequality Theorem [03/09/2001]

The lengths of the sides of a nonisosceles triangle, in size order, are
5, x, and 15. What are all possible integral values of x?
 Trilogy, Tetralogy... [05/28/2003]

Why isn't there a numbering system for groups like trilogies?
 Truncating [01/19/2002]

What does truncating mean?
 Types of Triangles [02/24/2003]

What is the the difference between equilateral, isosceles, and
scalene triangles? How can I remember which name goes with which
triangle?
 Using Mean, Mode, and Range [11/23/2002]

Examples of reallife uses of mean, mode, and range.
 Vertical Angle [11/15/2001]

What are vertical angles? Are they equal?
 Vertical Angles [10/27/1996]

What are vertical angles?
 Volume vs. Capacity [05/01/2002]

Can you explain the difference between the terms volume and capacity?
Also mass and weight.
 Ways to Remember the Meaning of Circumference, Radius, Diameter, and Chord [03/18/2004]

If the minute hand touched the edge of the clock, would it be most
like a diameter, radius, circumference, or chord of a circle? I have
a hard time remembering what each of those means.
 What are Flops? [02/25/2001]

What are flops, as relating to computers?
 What Are Proofs? [08/12/1997]

I am homeschooling and do not understand proofs. Can you help me out?
 What Does a Twofold Increase Mean? [01/23/2004]

Is a twofold increase simply twice the amount? What about a threefold
increase? I'm not used to this terminology of using 'fold.' Does it
refer to powers or multiples?
 What Does Average Mean? [12/05/2001]

Can someone explain what average is? For example what is the average
rainfall in New York? I understand the formula needed to find the
average, but what is the meaning of average?
 What Does a Vertical Bar Mean? [01/29/2001]

I want to know what the symbol  means, for example 2+3.
 What Does EE Stand For? [01/14/2003]

What does the EE stand for on a scientific calculator?
 What Does "Mean" Mean? [4/14/1995]

Can the terms average and mean be used interchangeably?
 What Does 'n' Mean? [09/25/2001]

In a pair of numbers, if n is the first number, what is the second?
 What Do Input and Output Mean in Math? [04/09/2007]

What is the relationship between the input and output on a table? I'm
not quite sure what an input or output is.
 What Is a Coefficient? [01/29/2004]

What is a coefficient?
 What is a Cubit? [03/31/2002]

The Bible says that Moses was 9 cubits tall and Pharaoh was 1 cubit tall.
What is that in today's inches or feet?
 What is a Cuboctahedron? [01/02/2001]

What is a cuboctahedron?
 What is a Median? [03/03/1998]

A definition of median, and four examples of calculating medians.
 What is an Algorithm? [08/08/1997]

I have been reading up on computers and microprocessors. The word
algorithm keeps coming up. Can you give me any hints about this?
 What is an Ngon? [06/01/1998]

Can you explain the statement: "In an Ngon, n3 diagonals can be drawn
from one vertex"?
 What is a Pace? [02/28/2002]

What is the difference between a "pace" and the standard unit of
measurement?
 What is a Parenthesis? [07/17/2000]

What does the mathematical term "parenthesis" mean?
 What is a point? [8/26/1996]

Define a point, please.
 What is a Set? [04/04/1997]

What is the correct term to refer to groups of objects like 3 cars, 7
pencils, or 5 apples?
 What is a Sign? [04/21/2003]

Can you do anything in math without signs?
 What is a Significant Digit? [12/25/2001]

I came across a question asking for an answer with no more than "2
significant digits"  can you please explain what a significant digit is?
 What is a slide rule? [07/27/1997]

What does a slide rule do and how does it work?
 What is a Stone? [11/11/2001]

Can you tell me what a stone in English measurement is equal to in
pounds?
 What is a tessellation? [01/20/1997]

Can you give an example?
 What Is a Theorem and Why Are They Important? [08/15/1997]

I don't understand how theorems help us learn.
 What is a Torus? [11/30/1999]

Is there a good way to describe a torus to a child?
 What is a Vertex? [12/06/2001]

And what does vertices mean?
 What is Circumference? [06/25/2001]

My friend told me it's somewhat like the measurement of the outside of a
circle, but I don't understand that.
 What is Denary? [06/07/1999]

Could you please give me two examples of denary?
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