- NV Math Team
- Getting Started
- Algebra I Archive
- 1: Curriculum Components
- 2: Instructional Routines
- 2A: Contemplate then Calculate
- 2B: Connecting Representations
- 2C: Group Learning Routines
- 2D: Additional Instructional Routines
- 3: ELL and SpEd Student Support
- A1 U0: Introduction to Algebra I
- A1 U1: Modeling with Functions
- A1 U2: Linear and Exponential Functions
- A1 U3: Linear Equations and Inequalities in One Variable
- A1 U4: Linear Equations and Inequalities in Two Variables
- A1 U5: Quadratic Functions
- A1 U6: Quadratic Equations
- A1 U7: Statistics
- Geometry & Algebra II Archive
- Geo U0: Introduction to Geometry
- Geo U1: Tools of Geometry
- Geo U2: Proofs about Congruence
- Geo U3: Similarity and Proof
- Geo U4: Right Triangle Trigonometry
- Geo U5: Extending to Three Dimensions
- Geo U6: Coordinate Geometry
- Geo U6: Circles
- A2 U0: Introduction to Algebra II
- A2 U1: Families of Functions
- A2 U2: Exponential Functions
- A2 U3: Trigonometric Functions
- A2 U4: Rational and Polynomial Functions
- A2 U5: Probability
- A2 U6: Statistics (Inferences from Data)
- Regents Readiness
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A Midpoint Miracle
Resource:
A Midpoint Miracle
This classroom task gives students the opportunity to prove a surprising fact about quadrilaterals: that if we join the midpoints of an arbitrary quadrilateral to form a new quadrilateral, then the new quadrilateral is a parallelogram, even if the original quadrilateral was not.
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Geo U6Coordinate Geometry
Connecting Givens to Proofs
Resource:
Connecting Givens to Proofs
Students will be able to identify givens that are necessary for completing a given quadrilateral proof.
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Geo U2Proofs about Congruence
GeoGebra Slider that shows the properties of special quadrilaterals
Resource:
GeoGebra Slider that shows the properties of special quadrilaterals
Slider shows properties of special quadrilaterals (square, rhombus, rectangle and parallelogram).
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Please comment below with questions, feedback, suggestions, or descriptions of your experience using this resource with students.
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Geo U2Proofs about Congruence