High School Geometry
Once again, Khan Academy has some of the best information out there.
Categories: Math
Intro to Trigonometry
Sine, cosine, and tangent by Sal Khan at Khan Academy
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News brief: Mathcounts state competition
Three, two, one, go! Eighth grader Melissa Krainer will be traveling to Harrisburg, Pa. to compete in the state Mathcounts competition Saturday, March 19! Krainer placed third out of 33 competitors in the chapter competition Read more