Instructional Video
Sophia Learning

Sophia: Triangle Congruence Theorem (Hl): Lesson 1

9th - 10th Standards
This lesson will present the Hypotenuse-Leg Triangle Congruence Theorem. It is 1 of 5 in the series titled "Triangle Congruence Theorem (HL)." [5:01]
Instructional Video
Sophia Learning

Sophia: Sas Triangle Congruence: Lesson 3

9th - 10th Standards
This lesson will explain that demonstrating that two pairs of sides are equal in length and that the included angles are equal will suffice in showing that two triangles are congruent. It is 3 of 5 in the series titled "SAS Triangle...
Instructional Video
Sophia Learning

Sophia: Sas Triangle Congruence: Lesson 5

9th - 10th Standards
This lesson will explain that demonstrating that two pairs of sides are equal in length and the included angles are equal will suffice in showing that two triangles are congruent. It is 5 of 5 in the series titled "SAS Triangle...
Instructional Video
Sophia Learning

Sophia: Triangle Congruence Theorem (Hl): Lesson 4

9th - 10th Standards
This lesson will present the Hypotenuse-Leg Triangle Congruence Theorem. It is 4 of 5 in the series titled "Triangle Congruence Theorem (HL)." [2:47]