Work in a group. You will need: scissors; string; metric ruler

  In this exploration, you'll test whether the ratios used by the Lilliputians can be used to accurately predict your body measurements.
 
4

Have someone in your group help you measure as shown.
Check students' work.

Cut a piece of string equal to the distance around your wrist.

Wrap this string around the base of your thumb.

 

Sample responses are given.

5

a. About how many times did the string go around your thumb
about twice

b. Did others in your group get about the same results
They were similar.

c. Do you think the relationship between the distance around the wrist and the distance around the thumb will be around the same for most students in your grade Explain.

d. How does the relationship you observed compare with Gulliver's claim that "twice around the thumb is once around the wrist"
It's similar.

  398   Module 6  Comparisons and Predictions 

MATHTHEMATICS - Body Ratios - SECTION 3
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