8.G.B.6

Explain a proof of the Pythagorean Theorem and its converse.

 
11 Lesson(s)
   

Introduction to Pythagorean Theorem

8th Grade Math » Unit: Pythagorean Theorem
8th Grade Math » Unit: Pythagorean Theorem
Christa  Lemily
Bowling Green, KY
Environment: Suburban
 
Big Idea:

Hands-on manipulatives help students to prove how, why, and when the Pythagorean Theorem shows relationships within triangles.

Standards:
 
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Resources (21)
 
Reflections (2)
sample of class poster introduction pythagorean theorem
   

Playing Around with Pythagoras-Day 1

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

After a brief introduction, students will explore the Pythagorean relationship with color tiles and then apply that understanding by reconstructing a Pythagorean proof.

 
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Resources (24)
pythag proven
   

Playing Around with Pythagoras-Day 2

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

Simple, whole number computations to determine the missing lengths of the hypotenuse of given triangles helps students gain confidence in applying the Pythagorean Theorem.

 
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Resources (28)
 
Reflections (1)
pythag triples
   

Playing Around with Pythagoras- Day 11

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

Students get practice applying the Pythagorean Theorem to solve problems in this fast-paced collaborative game.

 
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Resources (13)
 
Reflections (1)
tb 3 mi
   

Playing Around with Pythagoras- Day 3

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

Now that students have practiced finding the length of missing hypotenuse, I introduce triangles with missing legs instead.

 
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Resources (18)
 
Reflections (1)
pwp day3 which one is diff
   

Playing Around with Pythagoras- Day 4

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

Students have spent several days applying the Pythagorean Theorem to find the missing sides of right triangles. Today, students are given triangles with all three side lengths given and they must prove whether the triangle is right or not.

 
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Resources (18)
 
Reflections (1)
pwp day 4 prove it pic
   

Day Four & Five

8th Grade Math » Unit: Welcome Back!
8th Grade Math » Unit: Welcome Back!
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

To help guide instruction for the year and establish a baseline for quarterly benchmark assessments, students will take a benchmark test aligned to the CCSS.

 
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Resources (8)
 
Reflections (1)
graph
   

A thought is an idea in transit

8th Grade Math » Unit: The Pythagorean Theorem
8th Grade Math » Unit: The Pythagorean Theorem
Mauricio Beltre
Orlando, FL
Environment: Urban
 
Big Idea:

An introduction to what some say is the most important theorem in all of mathematics.

 
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Resources (19)
 
Reflections (1)
pythagoras
   

The Pythagorean Theorem

Geometry » Unit: The Pythagorean Theorem
Geometry » Unit: The Pythagorean Theorem
Jessica Uy
Sunnyvale, CA
Environment: Suburban
 
Big Idea:

Students will apply their understanding of area to prove the Pythagorean Theorem.

Standards:
 
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Resources (14)
 
Reflections (1)
pyth proof puc li
   

Playing Around with Pythagoras- Day 12

8th Grade Math » Unit: Playing Around with Pythagoras
8th Grade Math » Unit: Playing Around with Pythagoras
Heather Sparks
Oklahoma City, OK
Environment: Urban
 
Big Idea:

Today, the students take a formative assessment that includes finding the missing sides of triangles, estimating non-perfect square roots, applying the Pythagorean Theorem to real world problems, and using it to find distance between two points on a coordi

 
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Resources (16)
 
Reflections (1)
pwp day 12 pic
   

Pythagorean Theorem Converse

8th Grade Math » Unit: The Pythagorean Theorem
8th Grade Math » Unit: The Pythagorean Theorem
Mauricio Beltre
Orlando, FL
Environment: Urban
 
Big Idea:

Students use Geogebra to explore and find if given side lengths form right triangles or not.

 
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Resources (16)
 
Reflections (2)
converse
Common Core Math
 
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