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Alternate Angles
Last updated at July 24, 2025 by Teachoo
Class 7 (Ganita Prakash & Old NCERT)
Chapter 5 Class 7 - Parallel and Intersecting Lines (Ganita Prakash)
- Intersecting Lines
- Parallel and Perpendicular lines
- Between lines
- Parallel and Perpendicular lines in Paper Folding
- Figure it out - Page 113, 114
- Transversals
- Corresponding Angles
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Alternate Angles
- Interior angle on Same side of Transversal
- Drawing Parallel Lines
- Parallel Illusions
- Figure it out - Page 123, 124, 125
Transcript
Alternate Angles Alternate angles are In the opposite side of transversal i.e alternate Can be inside or outside the lines l &m Here, ∠3 & ∠5 are alternate interior angles ∠4 & ∠6 are alternate interior angles ∠1 & ∠7 are alternate exterior angles ∠2 & ∠8 are alternate exterior angles For parallel lines, Alternate angles are equal
