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Symmetry in Letters is a free printable Grade 4 math worksheet on symmetry outside geometry, aligned to Common Core standard 4.G.A.3. It prints 5 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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One paper per student

All 25 sets ask different questions.

Symmetry in Letters

4.G.A.3

NameDate

Sort each one into the right box.

LessonPrint · 4.G.A.3 · Set 1 · free to copy for classroom use

Answer key — Symmetry in Letters

Set 1. Prints on its own sheet.

  1. 1.Has a line of symmetry: O, M, T; Has none: G
  2. 2.Has a line of symmetry: O; Has none: G, R, P
  3. 3.Has a line of symmetry: M, O; Has none: L, G
  4. 4.Has a line of symmetry: A, T; Has none: R, G
  5. 5.Has a line of symmetry: A; Has none: G, R, P

Questions about Symmetry in Letters

What does the Symmetry in Letters worksheet cover?

It practices symmetry outside geometry — 5 questions for Grade 4, all on Common Core 4.G.A.3: Find lines of symmetry. The instruction to students is “Sort each one into the right box”, and the answer key follows on the next sheet.

Which Common Core standard does Symmetry in Letters practice?

CCSS.MATH.CONTENT.4.G.A.3 — 4.G.A.3, under Geometry for Grade 4. The published standard reads: “Recognize a line of symmetry for a two-dimensional figure. Identify line-symmetric figures and draw lines of symmetry.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Symmetry in Letters is written for Grade 4, typically ages 9-10. It is one of the sheets on 4.G.A.3, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Symmetry in Letters come with an answer key?

Yes. All 5 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 Symmetry in Letters 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 Symmetry in Letters free to print and photocopy?

Yes. Symmetry in Letters, 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 4.G.A.3

Find lines of symmetry.

All Grade 4 worksheets

Last reviewed 2026-09-05. Aligned to 4.G.A.3 of the Common Core State Standards for Mathematics.