Symbols are a concise way of giving lengthy instructions related to numbers and logic.
Symbols are a communication tool. Symbols are used to eliminate
the need to write long, plain language instructions to describe
calculations and other processes.
For example, a single symbol stands for the entire process for
addition. The familiar plus sign eliminates the need for a long
written explanation of what addition means and how to
accomplish it.
The same symbols are used worldwide . . .
The symbols used in mathematics are universal.
The
same math symbols are used throughout the civilized world.
In most cases each symbol gives the same clear, precise
meaning to every reader, regardless of the language they
speak.
The most valuable, most frequently used Symbols in mathematics . . .
The most important, most frequently used Relation symbols are
listed below.
Congruent Symbol -
If two geometric objects have
exactly
the
same shape
and the
same size
, they are
congruent
.
(If two geometric objects have exactly the same shape, but not the same size, they are similar.
Click here to view the Similarity Sign.
)
Example 1:
,
Figures A and B have the (1) same shape and the (2) same size.
Figure "A" is
congruent to
Figure "B"
congruent
to
Figure A
Figure B
Figure A
Figure B
Figure "A"
Figure "B"
Example 2:
,
Figures C and D have the (1) same shape and the (2) same size.
Figure "C" is
congruent to
Figure "D"
congruent
to
Figure C
Figure D
Figure C
Figure D
Figure "C"
Figure "D"
Example 3:
,
Triange "ABC" and Triangle "DEF" have the (1) same shape and the (2) same size.
Triangle "ABC" is
congruent to
Triangle "DEF"
congruent
to
A
B
C
D
E
F
A
B
C
D
E
F
Triangle "ABC"
Triangle "DEF"