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

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All 25 sets ask different questions.

Polygons with Up to 12 Sides

2.G.A.1

NameDate

Answer each question.

1.A polygon has 8 vertices. How many sides does it have, and what is it called?
2.A polygon has 8 sides. How many vertices does it have, and what is it called?
3.A polygon has 9 vertices. How many sides does it have, and what is it called?
4.A polygon has 4 vertices. How many sides does it have, and what is it called?
5.A polygon has 5 vertices. How many sides does it have, and what is it called?
6.A polygon has 3 vertices. How many sides does it have, and what is it called?
7.A polygon has 11 vertices. How many sides does it have, and what is it called?
8.A polygon has 5 sides. How many vertices does it have, and what is it called?
9.A polygon has 10 sides. How many vertices does it have, and what is it called?
10.A polygon has 3 sides. How many vertices does it have, and what is it called?

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

Answer key — Polygons with Up to 12 Sides

Set 1. Prints on its own sheet.

  1. 1.8 sides — octagon
  2. 2.8 vertices — octagon
  3. 3.9 sides — nonagon
  4. 4.4 sides — quadrilateral
  5. 5.5 sides — pentagon
  6. 6.3 sides — triangle
  7. 7.11 sides — hendecagon
  8. 8.5 vertices — pentagon
  9. 9.10 vertices — decagon
  10. 10.3 vertices — triangle

Questions about Polygons with Up to 12 Sides

What does the Polygons with Up to 12 Sides worksheet cover?

It practices naming polygons from their sides or vertices, up to twelve — 10 questions for Grade 2, all on Common Core 2.G.A.1: Recognize and draw shapes by their number of sides and angles. The instruction to students is “Answer each question”, and the answer key follows on the next sheet.

Which Common Core standard does Polygons with Up to 12 Sides practice?

CCSS.MATH.CONTENT.2.G.A.1 — 2.G.A.1, under Geometry for Grade 2. The published standard reads: “Recognize and draw shapes having specified attributes, such as a given number of angles or a given number of equal faces.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Polygons with Up to 12 Sides is written for Grade 2, typically ages 7-8. It is one of the sheets on 2.G.A.1, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Polygons with Up to 12 Sides come with an answer key?

Yes. All 10 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.

How many different versions of Polygons with Up to 12 Sides can I print?

25 — one per student, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.

Is Polygons with Up to 12 Sides free to print and photocopy?

Yes. Polygons with Up to 12 Sides, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.

More practice for 2.G.A.1

Recognize and draw shapes by their number of sides and angles.

All Grade 2 worksheets

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