Saturday, September 12, 2015

sep 13


  • Finish the bridge crossing puzzle: 
    • find how long each pair is crossing;
    • find how many time a pair is crossing
    • optimize
  • Find areas of lattice polygons:
  • Find fractions of 60 (minutes of an hour); of 100 (miles). 
Experiment: trace the shadow of an object as the light source goes along straight line.

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