Curated Video
Geometric Properties to Find the Perimeter of Plane Figures (Part 2)
Find the perimeter of plane figures using the known lengths of their sides and geometric properties.
CK-12 Foundation
Kites: Lesson
Don't just go fly a kite. The resource, part of a playlist on basic geometry, introduces the kite figure and provides examples. Using the problems, the video highlights properties of kites.
CK-12 Foundation
Parallel and Skew Lines: Lesson
Is it possible for a pair to be parallel and skew? The resource provides the class opportunities to find out by examining the properties of parallel and skew lines. Part of a playlist on basic geometry, the video includes a brief...
CK-12 Foundation
Properties of Equality and Congruence: Lesson
What properties of equality also work for congruence? Part of basic geometry playlist, the video relates algebraic properties to their counterparts of congruence. Learners see how the properties mean the same whether with equality or...
Krista King Math
Intersecting Chords of Circles
Strike a chord with your classes! Use the video to demonstrate the relationship between intersecting chords in a circle. The instructor includes an example that involves a quadratic equation and extraneous solution.
Krista King Math
Intersecting Tangent and Secant Lines of Circles
Interpret and apply the relationships between tangent and secant lines. The instructor explains the relationships of the angles and segments created by intersecting tangent and secant lines.