### Home > GB8I > Chapter 4 Unit 5 > Lesson INT1: 4.2.1 > Problem 4-66

4-66.

On graph paper, graph quadrilateral if

*and*

*.*

*is a parallelogram, which means that it has two pairs of parallel sides.*

*4-66 HW eTool*(Desmos) Homework Help ✎

Show that

is, indeed, a parallelogram.Use the function

to reflect across the-axis, creating. What are the coordinates of?Name a different sequence of rigid transformations (one that is not the same as part (b) above) that will take

back onto.

Use the eTool below to solve the problem.

Click the link at right for the full version of the eTool: Int1 4-66 HW eTool.