Angles at intersecting lines
Vertical angles are equal and angles on a straight line sum to 180 degrees.
3 minutes. No sign-up needed.
This lesson is part of the Mathematics course.
Example plan3 lessons · 11 min
Angles at intersecting linesLines, angles, and polygons3 min
Parallel lines and transversalsLines, angles, and polygons4 min
Polygon interior anglesLines, angles, and polygons4 min
An example. Your plan follows your answers, so it can start later and end sooner.
Build my plan
Start free, no account needed.