Instructional Video
Sophia Learning

Sophia: Two Intersecting Lines: Lesson 3

7th - 8th
This lesson will explain that where two distinct, nonparallel lines intersect, four angles are created that sum to 360 degrees. It is 3 of 7 in the series titled "Two Intersecting Lines."
Instructional Video
Sophia Learning

Sophia: Two Intersecting Lines: Lesson 6

7th - 8th
This lesson will explain that where two distinct, nonparallel lines intersect, four angles are created that sum to 360 degrees. It is 6 of 7 in the series titled "Two Intersecting Lines."
Instructional Video
Sophia Learning

Sophia: Finding the Intersection of Sets: Lesson 11

7th - 8th
This lesson demonstrates how to determine at which elements two sets intersect. It is 11 of 12 in the series titled "Finding the Intersection of Sets."
Instructional Video
Sophia Learning

Sophia: Relationships Between Dimensions: Lesson 3

9th - 10th
This lesson takes you through how objects in upper dimensions can be depicted in lower dimensions and vice versa. It is 3 of 6 in the series titled "Relationships Between Dimensions."
Instructional Video
Sophia Learning

Sophia: Two Intersecting Lines: Lesson 4

7th - 8th
This lesson will explain that where two distinct, nonparallel lines intersect, four angles are created that sum to 360 degrees. It is 4 of 7 in the series titled "Two Intersecting Lines."