IM 8.1.12 Practice: Congruent Polygons

Show that the two pentagons are congruent.

Explain how you know.

Find the side lengths of ABCDE and the angle measures of FGHIJ.

For each pair of shapes, decide whether or not the two shapes are congruent. Explain your reasoning.

For each pair of shapes, decide whether or not the two shapes are congruent. Explain your reasoning.

For each pair of shapes, decide whether or not the two shapes are congruent. Explain your reasoning.

Draw Segment PQ.

When  is rotated 180° around point , the resulting segment is the same as . Where could point  be located? Explain in words below and use the applet above to label point .

Using rigid transformations on the trapezoid, build a pattern.

Describe some of the rigid transformations you used in the above pattern.