standard_description: Given two figures, use the definition of similarity in terms of similarity transformations to decide if they are similar; explain using similarity transformations the meaning of similarity for triangles as the equality of all corresponding pairs of angles and the proportionality of all corresponding pairs of sides.
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