🔍
🏠
Khan Academy (English - US curriculum)
🎲
Khan Academy (English - US curriculum)
Math by grade
Illustrative Mathematics
8th grade (Illustrative Mathematics)
Unit 8: Pythagorean theorem and irrational numbers
Lesson 5: Reasoning about square roots
Lesson 5: Reasoning about square roots
Approximating square roots
Approximating square roots
