Question

1. select all the polygons.

a
b
c
d
e
f
a. a
b. b
c. c
d. d
e. e
f
each vertex with a large dot. how many edges and vertices does this polygon

Explanation:

Step1: Recall polygon definition

A polygon is a closed - plane figure made up of straight - line segments.

Step2: Analyze Option A

It is a closed figure with straight - line segments, so it is a polygon.

Step3: Analyze Option B

It has curved parts, so it is not a polygon.

Step4: Analyze Option C

It is a closed figure with straight - line segments, so it is a polygon.

Step5: Analyze Option D

It is a closed figure with straight - line segments, so it is a polygon.

Step6: Analyze Option E

It has curved parts, so it is not a polygon.

Step7: Analyze Option F

It is a 3 - D shape, not a plane figure, so it is not a polygon.

Answer:

A. A, C, D