**K - 12**

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absolute value (complex number)
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addition (of complex numbers)
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addition (of fractions)
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addition (of matrices)
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addition (of vectors)
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addition property of opposites
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adjacent side (in a triangle)
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algebraic operating system (AOS)
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altitude (of a plane figure)
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altitude (of a solid figure)
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analytical geometry (coordinate geometry)
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angle (between two curves)
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angle (in space)
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angle-side-angle (ASA)
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annulus (plural annuli)
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arccos (arc cosine)
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arccsc (arc cosecant)
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arcctn (arc cotangent)
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arcsec (arc secant)
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arcsin (arc sine)
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arctan (arc tangent)
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area of a square or a rectangle
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argument (algebra)
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argument (complex number)
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argument (in logic)
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associative property of addition
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associative property of multiplication
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axiom (postulate)
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axis (in solid geometry)
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axis (in symmetry)
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axis (plural axes)
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azimuth (three-dimension)
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azimuth (two-dimension)
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base (in a number system)
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base (in an exponent)
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base (in plane geometry)
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base (in solid geometry)
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base (of an exponential function)
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base (of logarithms)
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between (in geometry)
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calculate (compute)
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Cartesian product (of sets A and B)
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center (of a circle)
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center (of a hyperbola)
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center (of a regular polygon)
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center (of a sphere)
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center (of an ellipse)
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centimeter (cm)
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characteristic (in logarithm)
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characteristic (in set)
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class (in algebra)
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closed (under an operation)
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closed curve (closed contour)
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coefficient (in algebraic expressions)
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common factor (in algebra)
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common factor (in arithmetic)
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commutative property of addition
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commutative property of multiplication
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complement (of a set)
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compound sentence (in logic)
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consequent (in logic)
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construct (in geometry)
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construction (in geometry)
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Converse of the Pythagorean Theorem
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cosecant (cosec or csc)
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cosine (cos)
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cotangent (cot)
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cross multiply (cross products)
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cube (in algebra)
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cube (in geometry)
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cubic centimeter (cm ^{3})
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cubic meter (m ^{3})
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cup (c)
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decimal places (in rounding)
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definite integral (Riemann integral)
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degree (°)
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degree (in physics)
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degree (of a polynomial)
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degree (of accuracy)
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degree (of an equation)
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degree (related to a variable)
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degrees Celsius (°C)
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degrees Fahrenheit (°F)
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density property for Real Numbers
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diagonal (polygons)
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diagonal (solids)
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difference between two squares
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dimension (in geometry)
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dimension (of a matrix)
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direction (of a curve)
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direction (of a vector)
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dispersion (in statistics)
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distance (between two points)
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distance formula (of two points)
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distributive property of multiplication over addition
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element (in algebra)
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element (in geometry)
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empty set (null set)
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equality (of complex numbers)
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equality (of matrices)
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equality (of real numbers)
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equality (of sets)
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equality (of vectors)
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Eratosthenes´ sieve (sieve of Eratosthenes)
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Euler´s formula (e ^{ix})
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Euler´s formula (for polyhedron)
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exclusive (of events)
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expand (in algebra)
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expected value (expectation)
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factor (in algebra)
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factor (in arithmetic)
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factorial (of an integer)
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first order differential equation
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focus (ellipse)
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focus (hyperbola)
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focus (parabola)
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foot (ft)
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fundamental counting principle
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fundamental theorem of algebra
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gallon (gal)
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general form (of an equation)
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gram (g)
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greater than (>)
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greatest common factor (GCF)
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greatest possible error (GPE)
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gross (profit)
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grouping property of multiplication
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harmonic sequence (harmonic progression)
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identity property of multiplication
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inch (in.)
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incircle (inscribed circle)
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index (plural indices)
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induction (mathematical induction)
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intersection (in set theory)
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inverse (of a matrix)
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inverse operations (opposite operations)
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inverse property of multiplication
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inverse trigonometric functions
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iterated integral (multiple integral)
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kilogram (kg)
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kiloliter (kL)
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kilometer (km)
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least common denominator (LCD)
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least common multiple (LCM)
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less than (<)
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liter (L)
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local maximum (relative maximum)
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local minimum (relative minimum)
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lowest common denominator (LCD)
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major axis (of an ellipse)
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mean (average)
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mean (of a random variable)
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median (in geometry)
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mental computation (mental math)
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meter (m)
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mile (mi)
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milligram (mg)
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milliliter (mL)
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millimeter (mm)
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minute (min)
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minute (of an angle)
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Mobius strip (Mobius band)
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multiplication property of zero
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net (in geometry)
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normal distribution (Gaussian distribution)
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null matrix (zero matrix)
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order property of multiplication
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ordinary differential equation
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ounce (oz)
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pint (pt)
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pound (lb)
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property of one for multiplication
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quart (qt)
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radius (of a circle)
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radius (of a sphere)
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range (in statistics)
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range (of a function)
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reflection (flip)
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ring (in geometry)
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root (of an equation)
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root-mean-square (RMS)
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row (in a matrix)
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secant (sec)
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second (angle unit)
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second (time unit)
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segment (of a figure)
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sequence (progression)
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side-angle-side (SAS)
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side-side-side (SSS)
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simple harmonic motion (s.h.m.)
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sine (sin)
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slant height of a regular pyramid
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square (in algebra)
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square (in geometry)
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subtraction (of fractions)
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tangent (tan)
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tangent line (to a circle)
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tangent line (to a curve)
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tetrahedron (triangular pyramid)
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ton (t)
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ton (T, customary system)
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torus (anchor ring)
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transformation (in algebra)
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transformation (in general)
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transformation (in geometry)
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transformation (of coordinates)
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translation (slide)
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unit matrix (identity matrix)
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vector product (cross product)
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vertex (in plane geometry)
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vertex (in solid geometry)
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yard (yd)
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zero matrix (null matrix)
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zero property of multiplication
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