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AD @##$ 8. @##$ @##$, DC @##$ @##$, AD 6. plane ABE 7. FG AE, DH 9. alternate interior 10. corresponding 11. alternate exterior 12. consecutive interior .AME ,%33/. $ATE -ÌÕ`ÞÊÕ`i &ORUSEWITHPAGESn " 1ÃiÊ>}iÃÊvÀi`ÊLÞÊ«>À>iÊiÃÊ>`ÊÌÀ>ÃÛiÀÃ>ð 6V>LÕ>ÀÞ 0OSTULATE#ORRESPONDING!NGLES0OSTULATE)FTWOPARALLELLINES ARECUTBYATRANSVERSALTHENTHEPAIRSOFCORRESPONDINGANGLESARE CONGRUENT 4HEOREM!LTERNATE)NTERIOR!NGLES4HEOREM)FTWOPARALLELLINES ARECUTBYATRANSVERSALTHENTHEPAIRSOFALTERNATEINTERIORANGLESARE CONGRUENT 4HEOREM!LTERNATE%XTERIOR!NGLES4HEOREM)FTWOPARALLEL LINESARECUTBYATRANSVERSALTHENTHEPAIRSOFALTERNATEEXTERIORANGLES ARECONGRUENT 4HEOREM#ONSECUTIVE)NTERIOR!NGLES4HEOREM)FTWO PARALLELLINESARECUTBYATRANSVERSALTHENTHEPAIRSOFCONSECUTIVE INTERIORANGLESARESUPPLEMENTARY 8*Ê£ `iÌvÞÊV}ÀÕiÌÊ>}iÃÊ -ÕÌ 5SINGTHE6ERTICAL!NGLES#ONGRUENCE4HEOREMM "YTHE#ORRESPONDING!NGLES0OSTULATEM "ECAUSEANDARECORRESPONDINGANGLESBYTHE #ORRESPONDING!NGLES0OSTULATEYOUKNOWTHATM --" ÊÎ°Ó #OPYRIGHT¥BY-C$OUGAL,ITTELLADIVISIONOF(OUGHTON-IFmIN#OMPANY / iÊi>ÃÕÀiÊvÊÌ ÀiiÊvÊÌ iÊÕLiÀi`Ê>}iÃÊÊ ÃÊxÈ°Ê`iÌvÞÊÌ iÊ>}iðÊÝ«>ÊÞÕÀÊÀi>Ã}° ÝiÀVÃiÃÊvÀÊÝ>«iÊ£ 1ÃiÊÌ iÊ`>}À>Ê>ÌÊÌ iÊÀ} Ì° Ê £° )FMlNDTHREEOTHERANGLESTHATHAVEA MEASUREOF%XPLAINYOURREASONING Ê Ó° )FMlNDTHREEOTHERANGLESTHATHAVEA MEASUREOF%XPLAINYOURREASONING 'EOMETRY #HAPTER2ESOURCE"OOK .AME ,%33/. $ATE -ÌÕ`ÞÊÕ`iÊ CONTINUED &ORUSEWITHPAGESn 8*ÊÓ 1ÃiÊ«À«iÀÌiÃÊvÊ«>À>iÊiÃÊ `ÊÌ iÊÛ>ÕiÊvÊÝ° -ÕÌ X !LTERNATE%XTERIOR!NGLES4HEOREM !DDTOEACHSIDE X ÝiÀVÃiÃÊvÀÊÝ>«iÊÓ `ÊÌ iÊÛ>ÕiÊvÊÝ° Ê Î° Ê {° --" ÊÎ°Ó È° Ê Ê Ç° n° Ê Ê ° Ê £ä° 'EOMETRY #HAPTER2ESOURCE"OOK #OPYRIGHT¥BY-C$OUGAL,ITTELLADIVISIONOF(OUGHTON-IFmIN#OMPANY Ê x° Answer Key Lesson 3.2 Study Guide 1. Using the Vertical Angles Congruence Theorem, m∠ 8 5 658. By the Corresponding Angles Postulate, m∠ 4 5 658. Because ∠ 8 and ∠ 6 are corresponding angles, by the Corresponding Angles Postulate, you know that m∠ 6 5 658. 2. Using the Vertical Angles Congruence Theorem, m∠ 3 5 1158. By the Corresponding Angles Postulate, m∠ 7 5 1158. 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