parallelogram,- A quadrilateral that has both sets of
opposite sides that are parallel.
opposite sides that are parallel.
Parabola - A type of curve, any point of which is
equally distant from a fixed point, called the focus,
and a fixed straight line, called the directrix.
equally distant from a fixed point, called the focus,
and a fixed straight line, called the directrix.
Pentagon - A five sided polygon. Regular
pentagons have five equal sides and five equal
angles.
pentagons have five equal sides and five equal
angles.
Percent - A ratio or fraction in which the
second term on denominator is always 100.
second term on denominator is always 100.
Perimeter - The total distance around the outside of
a polygon. The total distance around is obtained by
adding tegether the units of measure from each side.
a polygon. The total distance around is obtained by
adding tegether the units of measure from each side.
Perpendicular - When two lines or line
segments intersect and form right angles.
segments intersect and form right angles.
Plane - When a set of points joined together form a
flat surface, the plan can extend without end in all
flat surface, the plan can extend without end in all
Polynomial - An algebraic term. The sum of 2 or more
monomials. Polynomials include variables and always
have one or more terms.
monomials. Polynomials include variables and always
have one or more terms.
Polygon - Line segments joined together to form a
closed figure. Rectangles, squares, pentagons are all
examples of polygons.
closed figure. Rectangles, squares, pentagons are all
examples of polygons.
Prime Numbers - whole number greater than
one that is divisible by only 1 and itself.
one that is divisible by only 1 and itself.
Probability - The likelihood of an event happening.
Product - The sum obtained when any two
or more numbers are multiplied together.
or more numbers are multiplied together.
Proper Fraction - A fraction where the
denominator is greater than the numerator.
denominator is greater than the numerator.
Protractor - A semi-circle device used for measuring
angles. The edge is subdivided into degrees.
angles. The edge is subdivided into degrees.
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Plane figure
flate surface
more info
more info
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A closed plane figure made up of several line segments
that are joined together. The sides do not cross each
other. Exactly two sides meet at every vertex.
that are joined together. The sides do not cross each
other. Exactly two sides meet at every vertex.
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Examples:
Pentagon
partial-sum algorithm --click for info
Points: A point is one of
the basic terms in
geometry. We may think of
a point as a "dot" on a piece
of paper. We identify this
point with a number or
letter. A point has no length
or width, it just specifies an
exact location.
the basic terms in
geometry. We may think of
a point as a "dot" on a piece
of paper. We identify this
point with a number or
letter. A point has no length
or width, it just specifies an
exact location.
Example: In the diagram
below, line AB and line GH
intersect at point D:
below, line AB and line GH
intersect at point D:
The numbers 2, 3, 5, 3, 7, and 101 are some
examples of pri numbers
examples of pri numbers
Pi p - The symbol for Pi is actually a greek
letter. Pi is used to represent the ratio of a
circumference of a circle to its diameter.
letter. Pi is used to represent the ratio of a
circumference of a circle to its diameter.
Pi p - Pi is used to represent the ratio of a
circumference of a circle to its diameter. mor info
circumference of a circle to its diameter. mor info
Pi = 3.14 symbol is π
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