Sample Test Item Preview

General Information
Related Benchmark: MA.912.G.2.4
Reporting Category: Geometry
Type: FR: Fill-in Response
Difficulty: N/A
Question:

Pentagon ABCDE is shown below on a coordinate grid. The coordinates of A, B, C, D, and E all have integer values.

 

If pentagon ABCDE is rotated 90º clockwise about point A to create pentagon A'B'C'D'E', what will be the x-coordinate of E'?

Possible Answer:
-3
Item Context:
Mathematics