Berwyn, pa
Joined September 2013
#mathphoto22 #mathgames Unit block racing bonus grandma points for getting to use a tape measure too
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Leg 2 slow train to Rome with others in same boat
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Leg 3 Leonardo express to Rome airport, then a flight out tomorrow fingers crossed
Leg 1 of unplanned Italian travel
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Stuck in the pisa airport @ Lufthansa cancelled flight. Supposedly rebooked on a flight that adds legs and 2 overnights. Suggestions on how to get better rebooking?
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My phone updated last night. So today I'm spending time finding resets or workarounds for things google/android thought were "improvements"
Got to play unit circle bingo when precalc subbing this week
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Cleaned this year's House Wren nests out of my bluebird nest box only to find someone has been storing lots of acorns in there
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First long hike in over a year. Falls Trail at Ricketts Glen Not crowded at all on a school/work day. Finally feeling officially retired
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I remember when I learned the difference between a parabola and a catenary curve. A hanging chain is a catenary but the curve of a suspension bridge’s cable is a parabola. #conic #MathPhoto21
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Bike lane markings look like circles from a distance but are actually ellipses up close. #conic #MathPhoto21
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Replying to @MrsTangmath
Sydney Harbour Bridge parabolas!! #mathphoto21
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Ellipses are common in logos #mathphoto21 #conic
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New week, new topic for #mathphoto21. Looking for examples of conic sections as they exist outside of textbooks and weirdly stacked ancient Greek cones.
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This graph bothers me in so many ways-#badgraph
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Introducing an old favorite to a new crew to celebrate summer Dirt cups for the win
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