Lesson 07: No Bending or Stretching | Unit 1: Rigid Transformations and Congruence

Is there a rigid transformation taking Rhombus P to Rhombus Q? Explain how you know.

Is there a rigid transformation taking Rectangle A to Rectangle B? Explain how you know.

What is the length of side $$B’C’$$ ? Explain how you know. Context: In the picture triangle $$A’B’C’$$ is an image of triangle $$ABC$$ after a rotation. The center of rotation is $$D$$ .

What is the measure of angle $$B$$ ? Explain how you know. Context: In the picture triangle $$A’B’C’$$ is an image of triangle $$ABC$$ after a rotation. The center of rotation is $$D$$ .

What is the measure of angle $$C$$ ? Explain how you know. Context: In the picture triangle $$A’B’C’$$ is an image of triangle $$ABC$$ after a rotation. The center of rotation is $$D$$ .

In the picture, quadrilateral $$A’B’C’D'$$ is an image of quadrilateral $$ABCD$$ after a rotation. The center of rotation is $$E$$ . What is the length of side $$AB$$ ? Explain how you know.

In the picture, quadrilateral $$A’B’C’D'$$ is an image of quadrilateral $$ABCD$$ after a rotation. The center of rotation is $$E$$ . What is the measure of angle $$D'$$ ? Explain how you know.