standard_description: Use geometric descriptions of rigid motions to transform figures and to predict the effect of a given rigid motion on a given figure; given two figures, use the definition of congruence in terms of rigid motions to decide if they are congruent.
problem_activity: Sam said that young people from the ages of 0 to 10 make up nearly one-third of the Kenyan population. Do you agree? Why or why not?
[IMG]
How does this compare with the same age group in Boston?


aligns: no