SUBJECT INDEX
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
p
Pair
Linear Pair - math word definition
Paper
Print blank graph paper
Parabola
Parabola definition (conic section) Math Open Reference Quadratic curve and graph display (standard form)- Math Open Reference Quadratic curve and graph display (vertex form) Parabola - math word definition Parabola definition (quadratic equation ) Math Open Reference Parabola definition (focus / directrix form) Derivation of the equation of a parabola
Parallel
Parallel lines - math word definition Parallel lines. (Coordinate Geometry) How to construct a parallel through a point (translated triangle method) with compass and straightedge or ruler How to construct (draw) a parallel through a point with compass and straightedge or ruler (rhombus method) How to construct a parallel through a point with compass and straightedge or ruler Transversal - math word definition
Parallelogram
Parallelogram and its properties. (Coordinate Geometry) Perimeter of a parallelogram Parallelogram - math word definition Derivation of the formula for the area of a parallelogram Interior angles of a parallelogram Parallelogram inscribed in a quadrilateral Area of a parallelogram. Definition and formula Parallelogram diagonals bisect each other
Parameter
Parametric Equation of a Circle Parametric Equation of an Ellipse
Parametric
Parametric Equation of an Ellipse Parametric Parametric Equation of a Circle Calculus - Parametric Derivatives
Part
Dividing a line segment into N equal parts with compass and straightedge or ruler Parts of a circle - Pictorial index Perpendicular bisector definition
Partial
Volume of a partially filled cylinder with calculator
Parts
Triangle similarity, ratios of parts
Pentagon
Constructing a regular pentagon inscribed in a circle Pentagon - math word definition
Percent
Calculating percentages Percent mistakes Percent
Perimeter
Perimeter of a triangle Trapezoid area and perimeter. (Coordinate Geometry) Perimeter of a rectangle with calculator- Math Open Reference Circumference (perimeter) of a circle with calculator Perimeter of an Ellipse Perimeter of a trapezoid Relationship of area and perimeter of a triangle Perimeter of a rhombus Perimeter of a square with calculator- Math Open Reference Area and perimeter of a rectangle. (Coordinate Geometry) Perimeter of a kite Perimeter Perimeter of a polygon Perimeter of a parallelogram Area and Perimeter of a Square. (Coordinate Geometry)
Period
Sine waves- math word definition - Trigonometry
Peripheral
Arc Peripheral Angle
Perpendicular
Perpendicular lines. (Coordinate Geometry) Perpendicular - math word definition How to construct (draw) a perpendicular at the end of a ray with compass and straightedge or ruler Transversal - math word definition Perpendicular bisector definition How to construct (draw) a perpendicular at a point on a line How to construct (draw) a perpendicular from a line through an external point
Pi
Pi - math word definition Area enclosed by an ellipse Area of an annulus Area enclosed by a circle with calculator Derivation of the formula for the circumference of a circle
Plane
The Coordinate Plane Plane - math word definition Calculus - Motion on a Plane Coplanar - Math word definition Introduction to plane geometry Introduction to Coordinate Geometry
Plato
Platonic solid
Platonic solid
Icosahedron - A regular polyhedron with 20 faces - One of the platonic solids Platonic solid
Plus
Positive number definition - math word definition Negative number definition - math word definition
Point
Equidistant - math word definition Distance from a point to a line using a formula Calculus - Derivative at a Point Distance from a point to a vertical or horizontal line Collinear - Math word definition Points of concurrency Tangent to a circle definition Tangent to a circle definition How to construct (draw) a perpendicular from a line through an external point How to construct (draw) a perpendicular at a point on a line Midpoint - math word definition Point - math word definition How to construct a tangent to a circle at a point Distance from a point to a line using two line equations Distance from a point to a line Coordinates of a point Introduction to Coordinate Geometry Distance from a point to a line using trigonometry Equation of a line - point - slope form. (Coordinate Geometry) Distance between points Locus - math word definition Reflection - a mirror image of a point
Polar
Calculus - Polar Area Calculus - Polar Derivatives
Policy
Privacy policy
Polygon
Concave Polygon Definition Convex Polygon Definition Polygon diagonals Inscribed (cyclic) quadrilateral Exterior Angles - math word definition Regular polygon area formula Tetragon - math word definition Similar polygons and triangles defined Central Angle of a Polygon Triangles of a Polygon Sides of a Polygon Derivation of the formula for the area of a regular polygon Regular Polygon - math word definition Incenter of a regular polygon Radius of a Regular Polygon Perimeter of a polygon Area of an Irregular Polygon Irregular polygon - math word definition Apothem of a polygon Incircle of a Polygon Circumcircle of a Regular Polygon Polygon Interior Angles Center of a Polygon Hexagon - math word definition Congruent Polygons- Math Open Reference Congruent Polygon Tests- Math Open Reference Coordinates of the vertices of a regular polygon with calculator Area of any polygon (Coordinate Geometry) Area of a polygon algorithm Area of a polygon calculator Interior / exterior angles of a polygon Decagon - math word definition Dodecagon - math word definition Heptagon - math word definition Undecagon - math word definition Polygon - math word definition Nonagon - math word definition Octagon - math word definition Pentagon - math word definition
Polyhedron
Icosahedron - A regular polyhedron with 20 faces - One of the platonic solids Pyramid - Math word definition Platonic solid Oblique versus right pyramid - Math Open Reference Definition of the math word face Polyhedron Definition of the math word edge
Polynomial
Root (of a polynomial) - math word definition
Position
Standard position of an angle definition - Trigonometry Calculus - Equations of Motion
Positive
Positive number definition - math word definition Negative number definition - math word definition Sign- Math Open Reference Number
Power
Calculus - Power Series Calculus - Power Functions
Prime
Number
Prime number
Composite number - math word definition Prime number - math word definition
Print
Print blank graph paper Capturing parts of the screen as an image
Printable
Printable instructions for constructing the supplementary angle to a given angle with compass and straightedge or ruler Printable instructions for finding the midsegment of a triangle with compass and straightedge or ruler Printable instructions for finding the orthocenter of a triangle with compass and straightedge or ruler Printable instructions for drawing parallel through a point with compass and straightedge or ruler Printable instructions for drawing parallel through a point (rhombus method) Printable instructions for drawing parallel through a point with compass and straightedge Printable instructions for drawing a perpendicular at the end of a ray with compass and straightedge or ruler Printable instructions for drawing a perpendicular to a line through a point with compass and straightedge or ruler Printable instructions for drawing a perpendicular at a point on a line with compass and straightedge or ruler Printable instructions for constructing a right triangle with given leg lengths with compass and straightedge or ruler Printable instructions for drawing a tangent at a point on a circle with compass and straightedge or ruler Printable instructions for drawing tangents to a circle from a point with compass and straightedge or ruler Printable instructions for constructing tangents to two given circles. Printable instructions for constructing one of the two internal tangents to two given circles. Printable step-by-step instructions for drawing a triangle given two angles and included side with compass and straightedge or ruler Printable instructions for constructing a right triangle with given angle and hypotenuse with compass and straightedge or ruler Printable instructions for constructing a right triangle with given leg and hypotenuse with compass and straightedge or ruler Printable instructions for constructing a right triangle with given angle and one leg (LA) with compass and straightedge or ruler Printable instructions for drawing a triangle given two sides and included angle with compass and straightedge or ruler Printable step-by-step instructions for drawing a triangle given three sides with compass and straightedge or ruler Printable instructions for measuring an angle using a protractor Printable instructions for drawing the medians of a triangle with compass and straightedge or ruler Printable step-by-step instructions for constructing a triangle given two angles and non-included side (AAS) with compass and straightedge or ruler Printable instructions for constructing an isosceles triangle given a side and apex angle Printable instructions for drawing a 60 degree angle with compass and straightedge or ruler Printable instructions for finding the circumcenter of a triangle with compass and straightedge or ruler Printable instructions for finding the center of a circle with any right angled object Printable step-by-step instructions for drawing an isosceles triangle with compass and straightedge or ruler - II Printable instructions for finding the centroid of a triangle with compass and straightedge or ruler Printable instructions for bisecting a line with compass and straightedge or ruler Printable instructions for bisecting an angle with compass and straightedge or ruler Printable instructions for drawing a 90 degree angle with compass and straightedge or ruler Printable instructions for drawing a 45 degree angle with compass and straightedge or ruler Printable instructions for constructing the complementary angle to a given angle with compass and straightedge or ruler Printable instructions for drawing a 30 degree angle with compass and straightedge or ruler Printable instructions for finding the altitude of an obtuse triangle with compass and straightedge or ruler Printable instructions for finding the altitude of an acute triangle with compass and straightedge or ruler Printable step-by-step instructions for constructing a segment which is the sum of given segments with compass and straightedge or ruler Printable step-by-step instructions for adding two angles with compass and straightedge or ruler Constructing a circle through 3 given points Printable instructions for drawing a 30-60-90 triangle with compass and straightedge or ruler Printable instructions for drawing the circumcircle of a triangle with compass and straightedge or ruler Printable instructions for finding the center of a circle with compass and straightedge or ruler Printable instructions for copying an angle with compass and straightedge or ruler Printable step-by-step instructions for constructing a segment which is the difference of two given segments with compass and straightedge or ruler Printable step-by-step instructions for drawing an isosceles triangle with compass and straightedge or ruler Printable instructions for constructing a square inscribed in a circle with compass and straightedge or ruler Printable instructions for constructing a pentagon inscribed in a given circle. Printable instructions for constructing a hexagon inscribed in a given circle. Printable instructions for constructing an equilateral triangle inscribed in a given circle. Printable instructions for drawing the incircle of a triangle with compass and straightedge or ruler Printable instructions for finding the incenter of a triangle with compass and straightedge or ruler Printable instructions for constructing a hexagon given one side. Printable instructions for drawing an equilateral triangle with compass and straightedge or ruler Printable instructions for finding the foci of an ellipse with compass and straightedge or ruler Printable instructions for copying a line segment with compass and straightedge or ruler Printable instructions for drawing an angle with a protractor Printable instructions for dividing a line segment into equal parts with compass and straightedge or ruler Printable instructions for drawing an ellipse with string and pins Printable instructions for constructing a square of a given side length with compass and straightedge or ruler Printable instructions for copying a triangle with compass and straightedge or ruler Printable step-by-step instructions for constructing the difference of two angles with compass and straightedge or ruler
Prism
Volume of a triangular prism Relation of a cylinder to a prism Prism definition Surface area of a prism
Privacy
Privacy policy
Problems
The 'Ball Box' math problem The 'Many Triangles' math problem #1 Many triangles answer Trigonometry problems - Slant distance Trigonometry problems - Slope angle Many triangles II answer The 'Three Satellites' triangle math problem The 'Many Triangles' math problem #2
Product
Calculus - Product and Quotient of Functions Product definition
Proof
Pythagorean Theorem Proof Proof of the Law of Cosines Proof of the Law of Sines
Protractor
Protractor - math word definition How to use a protractor to measure angles How to use a protractor to draw an angle
Ptolemy
Diagonals of an inscribed quadrilateral Ptolemy
Pyramid
Surface area of a pyramid Volume of a pyramid Oblique versus right pyramid - Math Open Reference Pyramid - Math word definition Comparison of a cone and pyramid
Pythagoras
Biography of Pythagoras - math word definition 30-60-90 triangle definition 3:4:5 triangle definition 45-45-90 triangle definition Pythagorean Theorem - math word definition Pythagorean triples triangle definition Solving Triangles Trigonometry introduction - math word definition Pythagorean Theorem Proof Distance between points Solving Triangles using Trigonometry
Pythagorean
Pythagorean Theorem Proof Pythagorean triples triangle definition Pythagorean Theorem - math word definition