Jump to a New ChapterIntroductionThe Discipline of DisciplineSAT StrategiesThe SAT Personal TrainerMeet the Writing SectionBeat the EssayBeat Improving SentencesBeat Identifying Sentence ErrorsBeat Improving ParagraphsMeet the Critical Reading sectionBeat Sentence CompletionsReading Passages: The Long and Short of ItThe Long of ItThe Short of ItSAT VocabularyMeet the Math SectionBeat Multiple-Choice and Grid-InsNumbers and OperationsAlgebraGeometryData, Statistics, and Probability
 20.1 A Basic Review of the Basics 20.2 A Note on Notation 20.3 Angles and Lines 20.4 Triangles 20.5 Polygons

 20.6 Circles 20.7 Solid As A Rock 20.8 Geometric Visualizations 20.9 Coordinate Geometry
A Note on Notation
The new SAT now uses standard geometric notation to indicate lines, line segments, rays, length, and congruence. Why is this a big deal? Because it makes interpreting questions and drawing figures more difficult. It’s possible that if you don’t know the notation, you won’t know what the question is asking you to do. So here’s a list of the correct notation. Memorize it.
Finally, you need to know the term congruent, which means “exactly the same” or “equal.” The new SAT may also test to see if you know the symbol that indicates congruence. To say that angle A is congruent to angle B, you’d write: .
 Jump to a New ChapterIntroductionThe Discipline of DisciplineSAT StrategiesThe SAT Personal TrainerMeet the Writing SectionBeat the EssayBeat Improving SentencesBeat Identifying Sentence ErrorsBeat Improving ParagraphsMeet the Critical Reading sectionBeat Sentence CompletionsReading Passages: The Long and Short of ItThe Long of ItThe Short of ItSAT VocabularyMeet the Math SectionBeat Multiple-Choice and Grid-InsNumbers and OperationsAlgebraGeometryData, Statistics, and Probability
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