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parallelogram

a quadrilateral with both opposite sides parallel

equilateral

a triangle with all sides the same in length

rectangular form

a complex number of the form a + bi

√-1

written as i

imaginary number

a complex number where b cannot equal 0

a + bi

the complex form of a number

quadrilateral

four sided polygon

midpoint formula

(X1 + X2/2, Y1 + Y2/2)

rhombus

parallelogram with all sides the same length

complex conjugate

two complex numbers that when multiplied, produce a difference of two squares, which simplifies to a² + b²

pure imaginary number

a complex number where a=0, so the form is bi

scalene

a triangle in which no sides have the same measurements

rectangle

a quadrilateral with four right angles

distance formula

√(X-X)² + (y-y)²

isosceles

a triangle with two sides the same length

iteration

the process of taking the output of a function and using it as the next input to the function