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Dolores Strom

  • Making Sense of the Pythagorean Theorem

    Activity

    Dolores Strom

  • Exploring angles formed by intersecting lines

    Activity

    Dolores Strom

  • Exploring Conic Sections

    Book

    Dolores Strom

  • Animations of Conic Sections

    Activity

    Dolores Strom

  • Fitting a Parabola

    Activity

    Dolores Strom

  • Defining an Ellipse by Foci and Sum of Distances

    Activity

    Dolores Strom

  • Defining a Parabola in Standard Form

    Activity

    Dolores Strom

  • Exploring Conic Sections

    Book

    Dolores Strom

  • Drawing a Circle

    Activity

    Dolores Strom

  • Exploring Areas of Regular Polygons with fixed perimeter

    Activity

    Dolores Strom

  • Exploring Restrictions on Side Lengths in Triangles

    Activity

    Dolores Strom

  • Exploring Base & Height in Triangles and Related Parallelograms

    Activity

    Dolores Strom

  • Derive the area formula for any parallelogram

    Activity

    Dolores Strom

  • Exploring angle types

    Activity

    Dolores Strom

  • Exploring angles formed by a transversal

    Activity

    Dolores Strom

  • Visual Proof of Algebraic Expansion for (a+b)^2

    Activity

    Dolores Strom

  • Determining Whether or Not Two Shapes are Dilated Images of Each Other

    Activity

    Dolores Strom

  • Dilation and Similarity Project: Part One

    Book

    Dolores Strom

  • Similarity in Everyday Life

    Activity

    Dolores Strom

  • Defining Similarity and its Relationship to Dilation

    Activity

    Dolores Strom

  • Determining if two shapes are related by dilation

    Activity

    Dolores Strom

  • Determining whether Shapes are Similar

    Activity

    Dolores Strom

  • Dilations and Area

    Activity

    Dolores Strom

  • Similarity Exercise 5

    Activity

    Dolores Strom