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Right Angles in Shapes is a free printable Grade 4 maths worksheet on identifying which shapes contain right angles, aligned to Common Core standard 4.G.A.1. 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 pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 11 of 25 · the same problems every time you open this link.

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

Right Angles in Shapes

4.G.A.1

NameDate

Sort each one into the right box.

1.Sort each one into the right box.

Sort: circle, L-shape, cross, oval

Has right anglesNo right angles
2.Sort each one into the right box.

Sort: right triangle, circle, cross, oval

Has right anglesNo right angles
3.Sort each one into the right box.

Sort: oval, rectangle, circle, rhombus

Has right anglesNo right angles
4.Sort each one into the right box.

Sort: cross, rhombus, oval, rectangle

Has right anglesNo right angles
5.Sort each one into the right box.

Sort: right triangle, equilateral triangle, circle, L-shape

Has right anglesNo right angles

LessonPrint · 4.G.A.1 · Set 11 · free to copy for classroom use

Answer key — Right Angles in Shapes

Set 11. Prints on its own sheet.

  1. 1.Has right angles: L-shape, cross; No right angles: circle, oval
  2. 2.Has right angles: right triangle, cross; No right angles: circle, oval
  3. 3.Has right angles: rectangle; No right angles: oval, circle, rhombus
  4. 4.Has right angles: cross, rectangle; No right angles: rhombus, oval
  5. 5.Has right angles: right triangle, L-shape; No right angles: equilateral triangle, circle

Last reviewed 2026-09-05. Aligned to 4.G.A.1 of the Common Core State Standards for mathematics.