Instructional Video5:17
2
2
Flipped Math

Unit 3 Review: Parallell and Perpendicular Lines

9th - 12th Standards
Learners watch a quick review on the Parallel and Perpendicular Lines unit. The pupils work through ten review problems ranging from identifying types of angles formed by parallel lines and transversals to writing equations of parallel...
Instructional Video9:36
2
2
Flipped Math

Proving Lines Parallel

9th - 12th Standards
Show it can all be proved. Scholars learn the converses of the properties of parallel lines. Using the converses, pupils determine which lines are parallel based on angle measurements and practice using a flow proof to show that two...
Instructional Video11:40
2
2
Flipped Math

Properties of Parallel Lines

9th - 12th Standards
Work within a parallel universe. Scholars learn about the relationships of angles when two parallel lines are intersected by a transversal. They see how to find the measurements of all eight angles by knowing the measure of one angle....
Instructional Video14:56
2
2
Flipped Math

Lines and Angles

9th - 12th Standards
Develop a sense of understanding. Pupils learn eight definitions dealing with types of lines and angles formed when two lines are crossed by another line. Learners use the definitions to identify the lines and pairs of angles in figures...
Instructional Video16:33
2
2
Flipped Math

More with Proofs

9th - 12th Standards
Proofs may be as easy as 1, 2, 3 ... maybe. Pupils participate in creating four example proofs. The presentation uses a list of geometric properties to develop the proofs by filling in both the statements and reasons. Scholars practice...
Instructional Video10:41
Corbett Maths

Parallel Lines – Angles

6th - 12th Standards
Is there a resource that parallels the video? Scholars view a short video to review the types of angle relationships that exist when a transversal cuts two parallel lines. They watch as the narrator solves several problems involving...
Instructional Video2:56
CK-12 Foundation

Parallel Lines and Transversals: Lesson

7th - 11th Standards
Segment transversals proportionally. Given a diagram with three parallel lines and two transversals, the narrator of a short video points out the parallel lines cut the transversals proportionally. The portion of a long playlist on...
Instructional Video2:38
CK-12 Foundation

Same Side Interior Angles: Lesson

9th - 12th Standards
Supplement your scholars' knowledge of angles involved with parallel lines. Using the properties of alternate interior angles and linear pairs, the presenter shows interior angles located on the same side of a transversal of parallel...
Instructional Video1:46
CK-12 Foundation

Alternate Exterior Angles: Lesson

9th - 12th Standards
Use an alternate approach to parallel lines. A resource in a comprehensive playlist on basic geometry develops the concept of alternate exterior angles and parallel lines. The presentation demonstrates how to identify alternate exterior...
Instructional Video2:28
CK-12 Foundation

Corresponding Angles: Lesson

9th - 12th Standards
Take a parallel view of correspondence. The resource, part of a playlist on basic geometry, introduces the corresponding angle postulate. By first identifying corresponding angles, the video highlights the relationship between the angle...
Instructional Video5:44
CK-12 Foundation

Parallel and Skew Lines: Lesson

7th - 11th Standards
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...
Assessment10:41
Mathed Up!

Angles: Parallel Lines

9th - 11th Standards
Viewers are presented with seven problems with parallel lines and angle relationships and must use the given information to find the measures of specific angles. To finish, they explain their process in finding the measures in the...
Instructional Video2:16
Socratica

Parallel Lines and Transversals

6th - 10th Standards
Eight is the lucky number of angles when a line crosses two parallel lines. Scholars watch a concise video in the Socratica Geometry series to learn about angles made by parallel lines and a transversal. Using corresponding and vertical...