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Sort Shapes by Sides is a free printable Kindergarten maths worksheet on classifying shapes by side count, aligned to Common Core standard K.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 7 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.

Sort Shapes by Sides

K.G.A.1

NameDate

Sort each one into the right box.

1.Sort each one into the right box.

Sort: triangle, roof shape, rhombus, trapezoid

3 sides4 sides
2.Sort each one into the right box.

Sort: square, chessboard, kite, trapezoid

3 sides4 sides
3.Sort each one into the right box.

Sort: yield sign, rectangle, roof shape, square

3 sides4 sides
4.Sort each one into the right box.

Sort: square, triangle, rhombus, kite

3 sides4 sides
5.Sort each one into the right box.

Sort: rhombus, chessboard, rectangle, roof shape

3 sides4 sides

LessonPrint · K.G.A.1 · Set 7 · free to copy for classroom use

Answer key — Sort Shapes by Sides

Set 7. Prints on its own sheet.

  1. 1.3 sides: triangle, roof shape; 4 sides: rhombus, trapezoid
  2. 2.3 sides: —; 4 sides: square, chessboard, kite, trapezoid
  3. 3.3 sides: yield sign, roof shape; 4 sides: rectangle, square
  4. 4.3 sides: triangle; 4 sides: square, rhombus, kite
  5. 5.3 sides: roof shape; 4 sides: rhombus, chessboard, rectangle

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