Math Terms

30-60-90 Triangle is a trigonometric idea used to relate angles, triangles, circles, waves, or periodic motion. In plain language, it gives a precise name to one usefu...

45-45-90 Triangle names a ratio, identity, graph feature, or coordinate method used in angle-based reasoning. In plain language, it gives a precise name to one useful ...

AA Similarity is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to o...

AAS Congruence is a geometric object, measurement, relationship, or proof idea used to reason about shape and space. In plain language, it gives a precise name to one ...

Abelian Group names a structure, relation, rule, or reasoning method used with finite or countable objects. In plain language, it gives a precise name to one useful fe...

Absolute Difference describes a number, operation, pattern, or property used to reason about quantity and whole-number structure. In plain language, it gives a precise...

Absolute Error names a standard feature of numbers or arithmetic that helps organize calculation and comparison. In plain language, it gives a precise name to one usef...

Absolute Maximum is a calculus or analysis concept used to study change, accumulation, approximation, or multivariable behavior. In plain language, it gives a precise ...

Absolute Measurement Error is a geometric object, measurement, relationship, or proof idea used to reason about shape and space. In plain language, it gives a precise ...

Absolute Value Equation is an algebraic object, rule, property, or method used to represent relationships between quantities. In plain language, it gives a precise nam...

Abundant Number is a number-system idea used to classify values, recognize patterns, or carry out reliable computation. In plain language, it gives a precise name to o...

Accuracy is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to one us...

Actuarial Table names a method, quantity, study design, or distribution used in statistical reasoning. In plain language, it gives a precise name to one useful feature...

Acute Angle is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to one...

Acute Triangle is a geometry or measurement concept used to describe position, form, size, motion, or spatial structure. In plain language, it gives a precise name to ...

Addend describes a number, operation, pattern, or property used to reason about quantity and whole-number structure. In plain language, it gives a precise name to one ...

Adding Fractions describes a part-whole, comparison, rate, scale, or financial relationship. In plain language, it gives a precise name to one useful feature of fracti...

Addition combines quantities or finds a total change in the positive direction.

Addition Rule of Probability is a data or probability concept used to describe observations, uncertainty, variation, or evidence. In plain language, it gives a precise...

Additive Identity names a standard feature of numbers or arithmetic that helps organize calculation and comparison. In plain language, it gives a precise name to one u...

Additive Inverse is a number-system idea used to classify values, recognize patterns, or carry out reliable computation. In plain language, it gives a precise name to ...

Adjacency Matrix names a structure, relation, rule, or reasoning method used with finite or countable objects. In plain language, it gives a precise name to one useful...

Adjacent Side is a trigonometric idea used to relate angles, triangles, circles, waves, or periodic motion. In plain language, it gives a precise name to one useful fe...

Adjugate Matrix is an algebraic object, rule, property, or method used to represent relationships between quantities. In plain language, it gives a precise name to one...