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1. ÓйØÊýѧÔËËã  
add£¬plus ¼Ó subtract ¼õ difference ²î multiply, times ³Ë  
product »ý divide ³ý divisible ¿É±»Õû³ýµÄ divided evenly ±»Õû³ý  
dividend ±»³ýÊý£¬ºìÀû divisor Òò×Ó£¬³ýÊý quotient ÉÌ remainder ÓàÊý  
factorial ½×³Ë power ³Ë·½ radical sign, root sign ¸ùºÅ  
round to ËÄÉáÎåÈë to the nearest ËÄÉáÎåÈë  

2. Óйؼ¯ºÏ  
union ²¢¼¯ proper subset Õæ×Ó¼¯ solution set ½â¼¯  

3. ÓйشúÊýʽ¡¢·½³ÌºÍ²»µÈʽ  
algebraic term ´úÊýÏî like terms, similar terms ͬÀàÏî  
numerical coefficient Êý×ÖϵÊý literal coefficient ×ÖĸϵÊý  
inequality ²»µÈʽ triangle inequality Èý½Ç²»µÈʽ range ÖµÓò  
original equation Ô­·½³Ì equivalent equation ͬ½â·½³Ì£¬µÈ¼Û·½³Ì  
linear equation ÏßÐÔ·½³Ì(e.g. 5 x +6=22)  

4. ÓйطÖÊýºÍСÊý  
proper fraction Õæ·ÖÊý improper fraction ¼Ù·ÖÊý mixed number ´ø·ÖÊý  
vulgar fraction£¬common fraction ÆÕͨ·ÖÊý simple fraction ¼ò·ÖÊý  
complex fraction ·±·ÖÊý numerator ·Ö×Ó denominator ·Öĸ  
(least) common denominator £¨×îС£©¹«·Öĸ quarter ËÄ·ÖÖ®Ò»  
decimal fraction ´¿Ð¡Êý infinite decimal ÎÞÇîСÊý  
recurring decimal Ñ­»·Ð¡Êý tenths unit Ê®·Öλ  

5. »ù±¾Êýѧ¸ÅÄî  
arithmetic mean ËãÊõƽ¾ùÖµ weighted average ¼ÓȨƽ¾ùÖµ  
geometric mean ¼¸ºÎƽ¾ùÊý exponent Ö¸Êý£¬ÃÝ base ³ËÃݵĵ×Êý,µ×±ß  
cube Á¢·½Êý£¬Á¢·½Ìå square root ƽ·½¸ù cube root Á¢·½¸ù  
common logarithm ³£ÓöÔÊý digit Êý×Ö constant ³£Êý variable ±äÁ¿  
inverse function ·´º¯Êý complementary function ÓຯÊý  
linear Ò»´ÎµÄ£¬ÏßÐ﵀ factorization Òòʽ·Ö½â  
absolute value ¾ø¶ÔÖµ£¬e.g.£ü-32£ü=32 round off ËÄÉáÎåÈë  
6. ÓйØÊýÂÛ  
natural number ×ÔÈ»Êý positive number ÕýÊý negative number ¸ºÊý  
odd integer, odd number ÆæÊý even integer, even number żÊý  
integer, whole number ÕûÊý positive whole number ÕýÕûÊý  
negative whole number ¸ºÕûÊý consecutive number Á¬ÐøÕûÊý  
real number, rational number ʵÊý,ÓÐÀíÊý irrational£¨number£©ÎÞÀíÊý  
inverse µ¹Êý  
composite number ºÏÊý e.g. 4,6,8,9,10,12,14,15¡­¡­  
prime number ÖÊÊý e.g. 2,3,5,7,11,13,15¡­¡­  
¡¡×¢Ò⣺ËùÓеÄÖÊÊý(2³ýÍâ)¶¼ÊÇÆæÊý£¬µ«ÆæÊý²»Ò»¶¨ÊÇÖÊÊý  
reciprocal µ¹Êý common divisor ¹«Ô¼Êý multiple ±¶Êý  
(least)common multiple (×îС)¹«±¶Êý (prime) factor (ÖÊ)Òò×Ó  
common factor ¹«Òò×Ó ordinary scale, decimal scale Ê®½øÖÆ  
nonnegative ·Ç¸ºµÄ tens ʮλ units ¸öλ mode ÖÚÊý median ÖÐÊý common ratio ¹«±È  



7. ÊýÁР 
arithmetic progression(sequence) µÈ²îÊýÁР 
geometric progression(sequence) µÈ±ÈÊýÁР 

8. ÆäËü  
approximate ½üËÆ (anti)clockwise (Äæ) ˳ʱÕë·½Ïò cardinal »ùÊý  
ordinal ÐòÊý direct proportion Õý±È distinct ²»Í¬µÄ  
estimation ¹À¼Æ£¬½üËÆ parentheses À¨ºÅ proportion ±ÈÀý  
permutation ÅÅÁÐ combination ×éºÏ table ±í¸ñ  
trigonometric function Èý½Çº¯Êý unit µ¥Î»,λ
¼¸ºÎ²¿·Ö  

1. ËùÓеĽǠ 
alternate angle ÄÚ´í½Ç corresponding angle ͬλ½Ç vertical angle ¶Ô¶¥½Ç  
central angle Ô²ÐÄ½Ç interior angle ÄÚ½Ç exterior angle Íâ½Ç  
supplementary angles ²¹½Ç complementary angle Óà½Ç adjacent angle ÁڽǠ 
acute angle Èñ½Ç obtuse angle ¶Û½Ç right angle Ö±½Ç  
round angle ÖÜ½Ç straight angle ƽ½Ç included angle ¼Ð½Ç  

2. ËùÓеÄÈý½ÇÐΠ 
equilateral triangle µÈ±ßÈý½ÇÐÎ scalene triangle ²»µÈ±ßÈý½ÇÐΠ 
isosceles triangle µÈÑüÈý½ÇÐÎ right triangle Ö±½ÇÈý½ÇÐΠ 
oblique бÈý½ÇÐÎ inscribed triangle ÄÚ½ÓÈý½ÇÐΠ 

3. ÓйØÊÕÁ²µÄÆ½ÃæÍ¼ÐΣ¬³ýÈý½ÇÐÎÍâ  
semicircle °ëÔ² concentric circles ͬÐÄÔ² quadrilateral ËıßÐΠ 
pentagon Îå±ßÐÎ hexagon Áù±ßÐÎ heptagon Æß±ßÐÎ octagon °Ë±ßÐΠ 
nonagon ¾Å±ßÐÎ decagon Ê®±ßÐÎ polygon ¶à±ßÐÎ parallelogram ƽÐÐËıßÐΠ 
equilateral µÈ±ßÐÎ plane Æ½Ãæ square Õý·½ÐΣ¬Æ½·½ rectangle ³¤·½ÐΠ 
regular polygon Õý¶à±ßÐÎ rhombus ÁâÐÎ trapezoid ÌÝÐΠ 

4. ÆäËüÆ½ÃæÍ¼ÐΠ 
arc »¡ line, straight line Ö±Ïß line segment Ï߶Π 
parallel lines ƽÐÐÏß segment of a circle »¡ÐÎ
5. ÓйØÁ¢ÌåͼÐΠ 
cube Á¢·½Ì壬Á¢·½Êý rectangular solid ³¤·½Ìå  
regular solid/regular polyhedron Õý¶àÃæÌå  
circular cylinder Ô²ÖùÌå cone Ô²×¶ sphere ÇòÌå solid Á¢ÌåµÄ  

6. ÓйØÍ¼ÐÎÉϵĸ½ÊôÎï  
altitude ¸ß depth Éî¶È side ±ß³¤ circumference, perimeter Öܳ¤  
radian »¡¶È surface area ±íÃæ»ý volume Ìå»ý arm Ö±½ÇÈý½ÇÐεĹɠ 
cross section ºá½ØÃæ center of a circle Ô²ÐÄ chord ÏÒ radius °ë¾¶  
angle bisector ½Çƽ·ÖÏß diagonal ¶Ô½ÇÏß diameter Ö±¾¶ edge Àâ  
face of a solid Á¢ÌåµÄÃæ hypotenuse б±ß included side ¼Ð±ß  
leg Èý½ÇÐεÄÖ±½Ç±ß median of a triangle Èý½ÇÐεÄÖÐÏß  
base µ×±ß£¬µ×Êý£¨e.g. 2µÄ5´Î·½£¬2¾ÍÊǵ×Êý£©  
opposite Ö±½ÇÈý½ÇÐÎÖÐµÄ¶Ô±ß midpoint Öеã endpoint ¶Ëµã  
vertex (¸´ÊýÐÎʽvertices)¶¥µã tangent ÇÐÏßµÄ transversal ½ØÏß  
intercept ½Ø¾à  

7. ÓйØ×ø±ê  
coordinate system ×ø±êϵ rectangular coordinate Ö±½Ç×ø±êϵ  
origin Ô­µã¡¡abscissa ºá×ø±ê ordinate ×Ý×ø±ê number line ÊýÖá  
quadrant ÏóÏÞ slope бÂÊ complex plane ¸´Æ½Ãæ  

8. ÆäËü  
plane geometry Æ½Ãæ¼¸ºÎ trigonometry Èý½Çѧ bisect ƽ·Ö  
circumscribe ÍâÇÐ inscribe ÄÚÇÐ intersect Ïཻ perpendicular ´¹Ö±  
pythagorean theorem ¹´¹É¶¨Àí congruent È«µÈµÄ multilateral ¶à±ßµÄ
Ó¦ÓÃÌâ  

1. µ¥Î»Àà  
cent ÃÀ·Ö penny Ò»ÃÀ·ÖÓ²±Ò nickel 5ÃÀ·ÖÓ²±Ò dime Ò»½ÇÓ²±Ò  
dozen ´ò£¨12¸ö£© score Ø¥(20¸ö) Centigrade ÉãÊÏ Fahrenheit »ªÊÏ  
quart ¿äÍÑ gallon ¼ÓÂØ(1 gallon = 4 quart) yard Âë meter Ã×  
micron ΢Ã× inch Ó¢´ç foot Ó¢³ß minute ·Ö(½Ç¶ÈµÄ¶ÈÁ¿µ¥Î»£¬60·Ö=1¶È)  
square measure ƽ·½µ¥Î»ÖÆ cubic meter Á¢·½Ã×  
pint Æ·ÍÑ(¸ÉÁ¿»òÒºÁ¿µÄµ¥Î»)  

2. ÓйØÎÄ×ÖÐðÊöÌ⣬Ö÷ÒªÊÇÓйØÉÌÒµ  
intercalary year(leap year) ÈòÄê(366Ìì) common year ƽÄê(365Ìì)  
depreciation ÕÛ¾É down payment Ö±½Ó¸¶¿î discount ´òÕÛ margin ÀûÈó  
profit ÀûÈó interest ÀûÏ¢ simple interest µ¥Àû  
compounded interest ¸´Àû dividend ºìÀû decrease to ¼õÉÙµ½  
decrease by ¼õÉÙÁË increase to Ôö¼Óµ½ increase by Ôö¼ÓÁË  
denote ±íʾ list price ±ê¼Û markup ÕÇ¼Û per capita ÿÈË  
ratio ±ÈÂÊ retail price ÁãÊÛ¼Û tie ´òƽ
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