lecture 25
... are equal. (Here len(s1 ) refers to the length of s1 , and so on...) We then talked about Descartes, who invented a cunning technique for turning problems in geometry into problems in algebra: the Cartesian plane. Each point in the plane is labelled with a pair of (real) numbers—the x coordinate, an ...
... are equal. (Here len(s1 ) refers to the length of s1 , and so on...) We then talked about Descartes, who invented a cunning technique for turning problems in geometry into problems in algebra: the Cartesian plane. Each point in the plane is labelled with a pair of (real) numbers—the x coordinate, an ...
Chapter 18/19 Study Guide - East Penn School District
... right angle- is an angle that measures 90˚ acute angle – an angle that measures less than 90˚ obtuse angle – an angle that measures greater than 90˚ and less than 180˚ straight angle – an angle that measures 180˚ parallel lines – are lines in a plane that are always the same distance apart. intersec ...
... right angle- is an angle that measures 90˚ acute angle – an angle that measures less than 90˚ obtuse angle – an angle that measures greater than 90˚ and less than 180˚ straight angle – an angle that measures 180˚ parallel lines – are lines in a plane that are always the same distance apart. intersec ...
Sections 10.1 and 10.2
... Line segment: part of a line lying between two points, called the endpoints of that segment Ray: part of a line lying on one side of a point ...
... Line segment: part of a line lying between two points, called the endpoints of that segment Ray: part of a line lying on one side of a point ...
