## Choose and produce an equivalent form of an expression to reveal and explain properties of the quantity represented by the expression.*

71 Lesson(s)
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Algebra I » Unit: Polynomial Expressions
Amherst, NY
Environment: Suburban

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Resources (12)

### Finding Roots of All Sorts

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

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Favorites (5)

Resources (24)

Reflections (1)

### Features of a Parabola

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

#### Students finish up the Quadratic Functions Gallery Walk and begin to spot connections between where the roots and where the vertex are located.

Standards:

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Resources (18)

Reflections (1)

12th Grade Math » Unit: Circles
Oakland, CA
Environment: Urban

Big Idea:

#### Will the dog be able to reach its bone? Students apply the definition of a circle, along with a method for determining whether or not a point lies on a circle.

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Favorites (10)

Resources (14)

Reflections (1)

Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

#### An investigation of the relationship between the discriminant and the axis of symmetry lays foundations for students to understand the quadratic formula.

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Favorites (2)

Resources (26)

Reflections (1)

12th Grade Math » Unit: Circles
Oakland, CA
Environment: Urban

Big Idea:

#### How can I tell if this weird-looking equation will make a circle when I graph it? Students discover how to apply previous knowledge about completing the square to a new problem.

Standards:

Resources (13)

Reflections (1)

Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

#### This fast-paced lesson introduces multiplication of binomials and factoring of quadratic expressions for the first time, which sets students up to explore both in depth over the next few days.

Standards:

Favorites (13)

Resources (22)

Reflections (1)

Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

Standards:

Favorites (1)

Resources (15)

Reflections (1)

### Can You Factor It?

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

Standards:

Favorites (5)

Resources (21)

Reflections (1)

### Circle Lattice Points

12th Grade Math » Unit: Circles
12th Grade Math » Unit: Circles
Oakland, CA
Environment: Urban

Big Idea:

Standards:

Favorites (2)

Resources (10)

### Quadratic Functions in Three Forms

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
Worcester, MA
Environment: Urban

Big Idea:

Standards:

Favorites (8)

Resources (24)

Reflections (3)

### Comparing Investments

Algebra I » Unit: Exponential Functions
Algebra I » Unit: Exponential Functions
Rogers, AR
Environment: Rural

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Favorites (8)

Resources (16)

Reflections (1)

### Connecting Expressions to Area

Algebra I » Unit: Understanding Equations
Algebra I » Unit: Understanding Equations
Amherst, NY
Environment: Suburban

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Favorites (3)

Resources (22)

Reflections (1)

### Writing Circle Equations

12th Grade Math » Unit: Circles
12th Grade Math » Unit: Circles
Oakland, CA
Environment: Urban

Big Idea:

#### After thinking deeply about the Pythagorean Theorem and the key properties of circles, students are able to generate circle equations themselves.

Standards:

Favorites (2)

Resources (12)

12th Grade Math » Unit: Circles
Oakland, CA
Environment: Urban

Big Idea:

Standards:

Favorites (1)

Resources (6)

Common Core Math

### High School

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