Tags » Geometry

Solving Right Triangles

One of the NCTM Principles to Actions Mathematics Teaching Practices is to build procedural fluency from conceptual understanding. We began conceptual understanding in our lesson on… 322 more words


Temari Study Group

This study group with the folks at Talk Temari has been great. It is pushing me to look at a stitch I’ve been  using in a whole different way. 83 more words


Thoughts That Keep Me Up at Night

I have been thinking a lot about grading, assessment, and the meaning behind these to both teachers and students. I have read Dan Meyer, … 1,031 more words

Algebra II

Wallwave Vibrations

In the world of artist Loris Cecchini, walls seem to open doors to an unknown dimension. In his world, white walls undulate like a water drop’s echo that the artist interprets as wall-wave vibrations. 13 more words


VoraciousAura reblogged this on EmmaBelinda.

Circumscribed Angles

Circles: G-C. A. Understand and apply theorems about circles

  1. Identify and describe relationships among inscribed angles, radii, and chords. Include the relationship between central, inscribed, and circumscribed angles; inscribed angles on a diameter are right angles; the radius of a circle is perpendicular to the tangent where the radius intersects the circle.
  2. 394 more words

Tangents to a Circle

Is there anything intuitive about tangents drawn to a circle from the same point outside of a circle?

I sent this Quick Poll to my students without telling them anything. 205 more words