lesson
Finding the Unknown Angle When One in a Pair Is Given
Use angle pair relationships to find an unknown angle when the measure of the other angle in the pair is given.
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Public learning track
Problem Solving and Proof with Parallel Lines
6 lessons
Goal
Solve complex multi-step angle problems involving parallel lines and transversals, and write formal proofs establishing or using angle relationships.
6 lessons
0 of 6 done
- Transversal Angle Problems With Parallel LinesUp next
- Finding All Angle Measures with Parallel Lines and a TransversalNot started yet
- Finding the Unknown Angle When One in a Pair Is GivenYou are here
- Proving Angle Relationships with Parallel LinesNot started yet
- Proving Lines Are Parallel Using Angle RelationshipsNot started yet
- Solving Multi-Step Angle ProblemsNot started yet
Learning standards covered
111.41(b)(6)(A)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Gradeverify 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
111.41(b)(1)(B)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Gradeuse a problem-solving model that incorporates analyzing given information, formulating a plan or strategy, determining a solution, justifying the solution, and evaluating the problem-solving process and the reasonableness of the solution;
Open Global Standard:OGM.11.GEO.1
OGM.11.GEO.4OGM.11.GEO.1