Best Midpoint
by Dan Meyer
skips
questions
Act One
 1.
Rank each person. Explain your ranking.
Act Two
 2.
What information is important?
 3.
What information doesn't matter?
 ImageThe angles
 ImageThe coordinates
 ImageThe lengths
 4.
What's a formula that will use that information and return a number to tell us who did the best and worst job drawing the midpoint?
 5.
Test your formula. Does it work for very large and very small cases?
Act Three
 ImageAnswer
 Teacher materialTeacher guide
Sequel
show 43 more questions


Who drew the best midpoint? [what's up with that guy in the top left? How rude of him to be listening to music.]







What is the probability that a person will draw a linear relationship with positive slope?






















How do you know that the "midpoint" is equidistant from the two other points.








What is the average angle from horizontal for a line that best fits these points?




Â¿se puede trabajar la geometrÃa sin herramentas auxiliares: base tramada, elementos de referencia ....?
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