美国数学竞赛AMC8词汇表

histogram distribution permutation percentile proportion variance weighted average barycenter trigonometry parabola coordinate volume surface area undersurface hemisphere sphere cone axis rotation prism pyramid polyhedron dodecahedron decahedron enneahedron octahedron heptahedron parallelepiped hexahedron pentahedron tetrahedron similar locus area circumference ellipse pi diameter radius dodecagon hendecagon decagon enneagon heptagon rhomb rectangle parallelogram equilateral triangle isosceles triangle scalene triangle obtuse Pythagorean theorem hypotenuse leg right triangle acute triangle perigon straight angle obtuse angle right angle acute angle radian degree intersect parallel radial determinant geometry matrix complex number imaginary number real number irrational number rational number indefinite integral definite integral integral infinitesimal infinity infinite limit derivative differential calculus series periodicity parity variable domain function mapping complement union intersection subset void aggregate cube root square root extraction evolution cube square power exponent logarithm factorial inequation quartic equation cubic equation quadratic equation simple equation equation unknown coefficient multinomial polynomial monomial formula algebra insignificant significant truncation carry weight significance hexadecimal binary decimal system nil null nought ratio denominator numerator fraction decimal point division divided by product multiplicator faciend multiplicand multiplication multiply times remainder subtrahend minuend subtraction subtract minus sum addend summand augend arithmetic proposition hypothesis theorem axiom operator segment vertex inscribe arc congruent hexagon element distinct increasing marble prime number prime exactly conference unique original percentage coupon advertise score average achieve frame estimate statistician circumscribe quadrilateral shade overlap mileage additional fare hilly label chip subdivide partially bold median mode mean statement outing attach extended extend flight result reversed avid semicircle decorative bisect portion octagon consist consecutive pepperoni constant rear spot isosceles rhombus symmetry stool gasoline gallon glue cubic array manner represent ingredient recipe interstate sector spin spinner random probability polygon regular adjacent construct decrease increase plot triangular