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Angle Theorems with Parallel Lines and Transversals

10th Grade · Math · TEKS

5 lessons

Goal

Identify angle pairs formed by transversals intersecting parallel lines and state, apply, and prove the key theorems (corresponding, alternate interior, alternate exterior, same-side interior).

5 lessons
0 of 5 done
  1. Introduction to Transversals and Parallel LinesUp next
  2. The Corresponding Angles PostulateNot started yet
  3. Alternate Interior Angles TheoremNot started yet
  4. Alternate Exterior Angles TheoremYou are here
  5. Same-Side Interior Angles TheoremNot started yet
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Learning standards covered

us-tx111.41(b)(6)(A)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Grade

verify theorems about angles formed by the intersection of lines and line segments, including vertical angles, and angles formed by parallel lines cut by a transversal and prove equidistance between the endpoints of a segment and points on its perpendicular bisector and apply these relationships to solve problems;

Open Global Standard:OGM.11.GEO.4
us-tx111.41(b)(1)(G)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Grade

display, explain, and justify mathematical ideas and arguments using precise mathematical language in written or oral communication.

Open Global Standard:OGM.11.GEO.1
GlobalOGM.11.GEO.4
GlobalOGM.11.GEO.1