Geometry Symbols Nemeth Reference Sheet
Symbol
Nemeth
",a,b<$[33o]
Description
line containing points A and B
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ASCII
",a,b<$[33o]
",a,b<:]
line segment with endpoints A and B
",a,b<:]
",a,b<$o]
ray with endpoint A and containing B
",a,b<$o]
",a,b<$33@o]
vector with origin A and endpoint B
length of
, distance between A and B
",a,b<$33@o]
,a,b
AB
,a,b
)ABC
$t ,a,b,c
triangle with vertices, A, B, and C
$t ,a,b,c
∠ABC
$[ ,a,b,c
angle with sides
$[ ,a,b,c
∠B
$[ ,b
angle with vertex B
$[ ,b
m∠ABC
M$[ ,a,b,c
measure of ∠ABC
m$[ ,a,b,c
°
^.*
≅
@:.k
J
/@:.k
degree(s)
and
^.*
is congruent to
@:.k
is not congruent to
/@:.k
Prepared by Gloria Bennett and Susan Osterhaus, Texas School for the Blind and Visually Impaired, Austin, Texas - July, 2000
Geometry Symbols Nemeth Reference Sheet
⊥
$p
/$p
çç
$l
5
/$l
~
@:
≈
@:@:
$[33o
p→q
A'
<
>
P $o q
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is perpendicular to
$p
is not perpendicular to
/$p
is parallel to
$l
is not parallel to
/$l
is similar to
@:
is approximately equal to
@:@:
corresponds to
$[33o
p implies q
p $o q
A prime
,a'
"k
is less than
"k
.1
is greater than
.1
,a'
≤
"k:
is less than or equal to
"k:
≥
.1:
is greater than or equal to
.1:
Prepared by Gloria Bennett and Susan Osterhaus, Texas School for the Blind and Visually Impaired, Austin, Texas - July, 2000
Geometry Symbols Nemeth Reference Sheet
À
\x\
absolute value of x
\x\
>x]
principal square root of x
>x]
$c_$*]
",a,b<$a]
",a,c,b<$a]
^
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.p
circle with interior dot
arc with endpoints A and B
arc with endpoints A and B and
containing C
pi (approximately 3.1416)
$c_$*]
",a,b<$a]
",a,c,b<$a]
.p
(a, b)
ordered pair with x-coordinate a and ycoordinate b
(a, b)
<a, b>
..(a, b..)
translation of a units horizontally and b
units vertically
..(a, b..)
sin A
Sin ,a
sine of ∠A
sin ,a
cos A
Cos ,a
cosine of ∠A
cos ,a
tan A
Tan ,a
tangent of ∠A
tan ,a
(a, b)
Prepared by Gloria Bennett and Susan Osterhaus, Texas School for the Blind and Visually Impaired, Austin, Texas - July, 2000