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Geometry

(8 Units, 85 Lessons)

Unit 5 - Area Relationships(6 Lessons)

What Are We Gonna Learn?

Geometry

» Unit:

Area Relationships

Big Idea:We begin the unit with a puzzle--and students learn why so many proofs of a familiar theorem are based on transforming areas.

24 Resources

3 Favorites

24 Resources

3 Favorites

Left-Over Squares

Geometry

» Unit:

Area Relationships

Big Idea:Students analyze a transformation proof for rigor and learn that a famous theorem means more than "a squared plus b squared equals c squared".

29 Resources

1 Favorites

29 Resources

1 Favorites

Shifty Shears

Geometry

» Unit:

Area Relationships

Big Idea:We use Cavalieri's Principle to analyze racing yacht sails, the face of a deck of cards, and shears...which are used in yet another transformation proof.

26 Resources

0 Favorites

26 Resources

0 Favorites

The Rope Stretcher

Geometry

» Unit:

Area Relationships

Big Idea:Students apply the Pythagorean Theorem and criteria for triangle congruence in a proof...and learn how the ancient pyramids of Egypt were laid out.

26 Resources

17 Favorites

26 Resources

17 Favorites

Mars Habitat

Geometry

» Unit:

Area Relationships

Big Idea:To Martian colonists living in a confined space for many months, every square foot counts. Students find out just how much.

24 Resources

6 Favorites

24 Resources

6 Favorites

Reviewing the Pythagorean Theorem

Geometry

» Unit:

Area Relationships

Big Idea:The focus is on student questions as we review homework and summarize with notes.

25 Resources

6 Favorites

25 Resources

6 Favorites