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± |
plus or minus |
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× ;˙ |
times or mutiply |
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÷ |
divide |
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－ ; / |
divide, such as a/b |
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= |
equals, is equal to |
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≠ |
does not equal, is
not equal to |
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＜ |
is less than |
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＞ |
is greater than |
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≦ |
is less than or
equal to |
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≧ |
is greater than or
equal to |
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＜＞ |
is not equal to; is
less than or greater than |
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: |
is to, as in
proportions, a : b as c : d |
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- - - |
between numerais or
letters, shows omission of some numerals or letters at the end of a
series or esquence shows "and so no" |
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√ |
positive square root
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n的次方根 |
nth root |
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! |
factorial |
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指數 |
exponent, use a as a
factor b times |
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ab |
subscript, for
descriptive discrimination |
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% |
percent |
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absolute value |
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~ |
similar, is similar
to |
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ㄥ |
angle, as in ㄥA or
ㄥABC |
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mㄥ |
measure of angle |
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直角 |
right angle; is
perpendicular to |
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☉ |
circle |
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弧形 |
arc |
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△ |
triangle |
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正三角 |
equilateral triangle
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等腰三角 |
isosceles triangle
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直角三角 |
right triangle |
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□ |
square |
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四邊形 |
quadrilateral |
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平行四邊形 |
parallelogram |
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梯形 |
trapezoid |
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( x ,
y ) |
coordinates of a
point in a plane |
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( x ,
y , z ) |
coordinates of a
point in space |
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∴ |
therefore |
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＄ |
dollar sign |
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¢ |
cent sign |
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( ) |
parentheses, shows
order of operations |
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[ ] |
brackets, shows
order of operations |
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{ } |
braces, shows order
of operations; also shows members of a set, when empty shows empty set |
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圓周 |
Circumference |
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面積 |
area |
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直徑 |
diameter |
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半徑 |
radius |
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周邊;周長 |
perimeter |
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次方 |
power |
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根(數) |
root |
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長 |
length |
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寬 |
width |
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高 |
height |
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基數;底邊 |
base |
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