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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 D: Applying similarity to right triangles
Simplify square roots
Simplify square roots
For example, simplify √18 as 3√2.
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