Question

classifying polygons by attributes independent practice which shape is a regular polygon?

Explanation:

Step1: Recall regular polygon definition

A regular polygon has all - sides equal and all - angles equal.

Step2: Analyze Option A

Shape A has unequal side - lengths and unequal angles.

Step3: Analyze Option B

Shape B is a pentagon with all sides and all angles equal, so it is a regular polygon.

Step4: Analyze Option C

Shape C has unequal side - lengths and unequal angles.

Step5: Analyze Option D

Shape D has unequal side - lengths and unequal angles.

Answer:

B.