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 Girls’ Angle Bulletin, Volume 13, Number 2
 Girls’ Angle Bulletin, Volume 13, Number 1
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 Girls’ Angle Bulletin, Volume 12, Number 6
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 Girls’ Angle Bulletin, Volume 13, Number 3
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 Girls’ Angle Bulletin, Volume 12, Number 2
 Girls’ Angle Bulletin, Volume 12, Number 1
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Tag Archives: geometry
Girls’ Angle Bulletin, Volume 12, Number 1
The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Through the years, Dr. Kristin Lauter and Microsoft Research have been major financial supporters of Girls’ Angle, especially, our Math Collaboration initiative. … Continue reading
Posted in math, Math Education
Tagged cardinality, circles, compressed sensing, Deanna Needell, geometry, greatest common factor, harmonic progressions, hyperoctahedra, Ke Huang, Kristin Lauter, least common multiple, Michael Kleistra, Milena Harned, Miriam Rittenberg, Peter Park, umbrellas, unit vectors
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Happy YP Day, HCSSiM!
The yellow pig has a 2 sentence solution!
Posted in Uncategorized
Tagged 17gon, angles, equilateral, geometry, HCSSiM, heptakaidecagon, math problems
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Girls’ Angle Bulletin, Volume 10, Number 5
The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Volume 10, Number 5 opens with an interview with Ruth Charney, the Theodore and Evelyn Berenson Professor of Mathematics at Brandeis University. Prof. … Continue reading
Math Intuition Test
After you make your intuitive guess, compute to find out the truth!
Girls’ Angle Bulletin, Volume 10, Number 1
The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Volume 10, Number 1 opens with an interview with Dr. Brandy Wiegers, an assistant professor of mathematics at Central Washington University and associate … Continue reading
Origamiinspired Proof of the Pythagorean Theorem
While working with math teachers Richard Chang and Randi Currier of the Buckingham Browne & Nichols Middle School to come up with problems that use polynomials and rational expressions, we stumbled upon an origamiinspired proof of the Pythagorean theorem that I’d like to … Continue reading
Posted in math, Math Education
Tagged geometry, origami, Pythagorean theorem, rational expressions
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Conceptual Solution to 2008 AIME I, Problem 14
Here’s a solution to problem 14 on the 2008 AIME I contest that attempts to avoid computation as much as possible. Sometimes, it’s an amusing exercise to try to solve a contest problem entirely in your head. Doing so often forces … Continue reading
Posted in Contest Math, math
Tagged AIME, circles, ellipse, geometry, optimization, tangent
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