CK12 - Geometry
D. Definitionof RightAngle E. Substitution(Transitivepropertyof equality) F. Definitionof ComplementaryAngles G. Complementsof t ...
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3. Paralleland PerpendicularLines............................................................................................... ...
The symbol is usedto showthat two lines,segments,or rays are perpendicular. In the precedingpicture, we couldwrite. (Notethat is ...
Two parallelplanes The orangeplaneand greenplaneare bothperpendicularto the blue plane. If you thinkabouta table,the top of the ...
The planesthat are representedby the frontand side of the buildingaboveintersectat the corner. The cornerappearsto be a right an ...
PerpendicularLine Postulate Anotherpostulatethat is relevantto thesescenariosis thePerpendicularLine Postulate. PerpendicularLin ...
Anglesand Transversals Manymathproblemsinvolvethe intersectionof threeor morelines.Examinethe diagrambelow. In the diagram,lines ...
Example 5 List all pairsof alternateanglesin the diagrambelow. Thereare two typesof alternateangles—alternateinterioranglesand a ...
Imaginea line goingthrougheachbranchof the tree below(see the red linesin the image).Whatterm best describesthe two brancheswit ...
(Source:http://commons.wikimedia.org/wiki/File:SF_Transamerica_top_CA.jpg,License:CreativeCommons AttributionShareAlike2.5) How ...
Whatterm best describesthe relationshipbetweenangles1 and 5? A. Consecutiveinterior B. Alternateexterior C. Alternateinterior ...
parallellines dividethe planeinto regions[Diff: 3] D [Diff: 3] A [Diff: 3] ParallelLinesand Transversals LearningObjectives I ...
Alternateinteriorangles:Theseanglesare on the interiorof the lines crossedby the transversaland are on oppositesidesof the tran ...
If you knowthat the measureof is you can find the measurementof all the otherangles.For example, and mustbesupplementary(sumto ) ...
AlternateInteriorAnglesTheoremAlternateinterioranglesformedby two parallellines and a transversalwill alwaysbe congruent. • Give ...
The correspondingangleyou just filledin is also verticalto. Sinceverticalanglesare congruent,you can conclude. This exampleis ve ...
ConsecutiveInteriorAnglesTheoremIf two parallellines are crossedby a transversal, then consecutiveinterioranglesare supplementar ...
a. congruent b. supplementary c. complementary d. no relationship Whatterm best describesthe relationshipbetween and a. altern ...
JimenezAve and Ella Streetare parallel.Use this map to answerquestions8-10. Whatis the measureof angle1? Whatis the measureof a ...
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