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Month: January 2016

Brief update to paper trig calculator

joshgJanuary 4, 2016

If we’re going to focus on special triangles, might as well really focus on special triangles, right? Rather than having kids label the “special” angles (multiples of 30 and 45 degrees) on a unit circle, I made up cardstock special triangles that matched the protractor-grid trig reference sheets.  Students labelled the side lengths with a hypotenuse…

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