Math

• Represented by a dot

  Point
• Represented by a straight mark with two arrowheads and has infinite lenght

  Line
• Represented by a parallelogram


  Plane
• Lines that don't intersect

  Parallel lines
• Lines that meet at a right angle


  Perpendicular lines
• Lines that cross at any angle

  Intersecting lines
• Points that lie on the same line

  Collinear points
• Points that do not line on the same line

  Non-Collinear points
• Points that lie on the same plane

  Coplanar points
• Points that do not lie on the same plane

  Non-Coplanar points
• Part of a line frim a point to another point

  Line segment
• Part of a line that starts from one point and extends infinitely in one direction

  Ray
• Union of two collinear lines with a common endpoint

  Angle
• Common endpoint of two collinear lines


  Vertex
• Angle that measure under 90 degrees

  Acute angle
• Angle that measures exactly 90 degrees

  Right angle
• Angle that measures more than 90 degrees but less that 180 degrees

  Obtuse angle
• If the sum of two angles as 90 degrees they are ___?

  Complementary angles
• If the sum of two angles are 180 degrees, they are ___?


  Supplementary angles
• Non-adjacent angles formed by two intersecting lines

  Vertical angles
• Angles with a common vertex but not a common side

  Non-adjacent angles
• Angles with the same measure

  Congruent angles
• Two angles with a common side and common vertex but don't have interior points

  Adjacent angles
• Pairs of angles that are adjacent and supplementary

  Linear pairs
• A line that intersects between two coplanar lines at two distinct points

  Transversal
• defined as the collecting, analyzing, presenting, interpreting and making decisions about data


  Statistics
• What are decisions made by using statistical methods called?

  Educated guesses
• Decisions made without using mathematical methods are called
• Decisions made without mathematical methods are called

  Pure guesses
• It consists of all elements

  population
• A population that is being studied

  target population
• a subset of a population is called a?

  sample
• the term Statistics is derived from the Latin word ___ or the Italian word ___ meaning "political state" or "government"

  Statisticum collegiums and statista
• the German word "Statistika" was introduced by ___ in 1749

  Gottfried Achenwall
• Introduced the word "Statistics" when he published "Statistical Account of Scotland" 


  Sir John Sinclair
• He developed the methods for decision making based on small sets of data

  William S Gosset
• He wrote the first book to have statistics in his title called "Contributions to Vital Statistics"


  Francis GP Neison