Sample Test Item Preview

General Information
Related Benchmark: MAFS.912.G-CO.1.1
Reporting Category: Geometry: Congruence
Type: OR: Open Response
Difficulty: N/A
Question:

Kyle defines a circle as "the set of all the points equidistant from a given point."

Explain why Kyle's definition is not precise enough.

Type your answer in the space provided.

Possible Answer:

Because his definition is also true for a sphere.