Similar to 4の冪

Angle

Angle bisector theorem

Slope

Additive identity

Function (mathematics)

Zero of a function

Converse (logic)

Inverse function

Nonagon

Sphere

Intersection (set theory)

Matrix (mathematics)

Imaginary number

Imaginary unit

Euclidean vector

Empty set

Multiplication table

Cayley–Hamilton theorem

Associative property

Commutative property

Identity function

Common multiple

Common divisor

Pentagon

Vieta's formulas

Least common multiple