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Deborah Ball

  • Parallelograms, Rhombus, Rectangles, and Squares, Oh my!

    Activity

    Deborah Ball

  • Pythagorean Inequalities Theorem

    Activity

    Deborah Ball

  • Horizontal Parabola Focus and Directrix Exploration

    Activity

    Deborah Ball

  • Focus and Directrix Exploration

    Activity

    Deborah Ball

  • Parabola as a Locus

    Activity

    Deborah Ball

  • Triangle Congruence Investigation

    Book

    Deborah Ball

  • Congruent Segments and Circles Activity

    Activity

    Deborah Ball

  • Points and Lines Tasks

    Activity

    Deborah Ball

  • Parallel and Skew Lines in Prisms

    Activity

    Deborah Ball

  • Inscribed Angles and Quadrilaterals

    Activity

    Deborah Ball

  • Triangle Inequality and Side Angle Relationships

    Activity

    Deborah Ball

  • Quadrilateral Properties

    Book

    Deborah Ball

  • Transformation Graph for Tic-Tac-Toe RA L

    Activity

    Deborah Ball

  • Types of Triangles

    Activity

    Deborah Ball

  • Copy of Equation of Line Self-Check

    Activity

    Deborah Ball

  • Normal CDF Calculator

    Activity

    Deborah Ball

  • Triangle Similarity Theorems

    Book

    Deborah Ball

  • Angle Side Relationships

    Activity

    Deborah Ball

  • Pythagorean Theorem Proofs

    Book

    Deborah Ball

  • Geometry Tools Enhanced

    Activity

    Deborah Ball

  • Geometry Tools

    Activity

    Deborah Ball

  • Intersecting Planes

    Book

    Deborah Ball

  • Make 3 Adjacent Angles

    Activity

    Deborah Ball

  • Midpoint Construction

    Activity

    Deborah Ball