standard_description: Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets.
problem_activity: Task
Below are pictures of four quadrilaterals: a square, a rectangle, a trapezoid and a parallelogram.
[IMG]
For each quadrilateral, find and draw all lines of symmetry.


aligns: no