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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Geometry (Eureka Math/EngageNY)
Module 2: Similarity, proof, and trigonometry
Topic C: Lessons 18-20: Similarity applications
Topic C: Lessons 18-20: Similarity applications
Intro to angle bisector theorem
Using the angle bisector theorem
Solve triangles: angle bisector theorem
Using similar & congruent triangles
Use similar triangles
Challenging similarity problem
Geometry word problem: the golden ratio
Geometry word problem: Earth & Moon radii
Geometry word problem: a perfect pool shot
