Alternate exterior angles are

  • Outside l & m
  • In the opposite side of transversal i.e alternate

∠2 & ∠7 are alternate exterior angles 

∠1 & ∠8 are alternate exterior angles 


For parallel lines,

Alternate exterior angles are equal.

  ∠2 = ∠7

     & ∠1 = ∠8

Alternate exterior angles - Part 2

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.