Polygons with Up to 12 Sides is a free printable Grade 2 math worksheet on naming polygons from their sides or vertices, up to twelve, aligned to Common Core standard 2.G.A.1. It prints 10 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 10 of 25 · the same problems every time you open this link.

One paper per student

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Polygons with Up to 12 Sides

2.G.A.1

NameDate

Answer each question.

1.A polygon has 5 sides. How many vertices does it have, and what is it called?

2.A polygon has 10 vertices. How many sides does it have, and what is it called?

3.A polygon has 12 sides. How many vertices does it have, and what is it called?

4.A polygon has 3 vertices. How many sides does it have, and what is it called?

5.A polygon has 6 sides. How many vertices does it have, and what is it called?

6.A polygon has 11 sides. How many vertices does it have, and what is it called?

7.A polygon has 4 sides. How many vertices does it have, and what is it called?

8.A polygon has 6 vertices. How many sides does it have, and what is it called?

9.A polygon has 4 vertices. How many sides does it have, and what is it called?

10.A polygon has 8 sides. How many vertices does it have, and what is it called?

LessonPrint · 2.G.A.1 · Set 10 · free to copy for classroom use

Answer key — Polygons with Up to 12 Sides

Set 10. Prints on its own sheet.

1.5 vertices — pentagon
2.10 sides — decagon
3.12 vertices — dodecagon
4.3 sides — triangle
5.6 vertices — hexagon
6.11 vertices — hendecagon
7.4 vertices — quadrilateral
8.6 sides — hexagon
9.4 sides — quadrilateral
10.8 vertices — octagon

Last reviewed 2026-09-05. Aligned to 2.G.A.1 of the Common Core State Standards for Mathematics.