standard_description: Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts. Identify line-symmetric figures and draw lines of symmetry.
problem_activity: Task
[IMG]
Say what a trapezoid is in your own words. Compare your definition with a partner.
Is this parallelogram a trapezoid according to your definition? Explain.
[IMG]


aligns: no