Instructional Video
Sophia Learning

Sophia: Lines of Symmetry

9th - 10th
In this video tutorial, determine the line of symmetry with geometric objects and take a quiz to assess learning. [4:32]
Instructional Video
Sophia Learning

Sophia: Square Practice Problems

9th - 10th
This video demonstrates how to prove that a square is a square by solving for variables, side lengths, and angle measures. Assess learning with a quiz. [11:30]