Thinkabara

🧮 8th Grade · Math8.G.B.7Unit 7: Roots & the Pythagorean theorem

Using the theorem

Google Classroom

🎯 Objective: Students find missing sides in real-world problems.

Lesson outline

  1. Ladder problem.
  2. Practice.
  3. Problems.
  4. Exit: one problem.

Lesson 4 of 5 in this unit. In the Lesson Planner this lesson takes 1–3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

📐 Standard

8.G.B.7

Common Core State Standards for Mathematics, Grade 8 — typical US scope & sequence

🏁 Unit goals

  • Use square and cube roots
  • Know irrational numbers
  • Apply the Pythagorean theorem

✅ Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the “not yets”.

Practice & resources on Thinkabara

🎯 Practice: Pythagorean theorem📚 All 8th Grade skills🎮 Learning games⚡ Capy Live class quiz

🗓️ Plan the whole year like this

Add 8th Grade Math to your free Lesson Planner: enter your timetable once and every period shows the next lesson, skipping weekends and school breaks.

Add to my planner See the year’s sequence

More lessons in “Roots & the Pythagorean theorem”

  1. Square and cube roots
  2. Irrational numbers
  3. The Pythagorean theorem
  4. Using the theorem
  5. Distance on the plane

Something to improve in this lesson? Tell us.