Classify 2D Shapes Worksheets Grade 4

Geometry

Triangles and Quadrilaterals

Each printable worksheet below is a full page of practice problems and comes with an answer key that explains how to solve every problem, step by step. Open a worksheet and use the Print / Save as PDF button to download it.

Worksheet 1

8 problems
  1. Aroha is drawing a large mosaic pattern for her school's art project. She draws a shape with exactly 4 sides. Two pairs of sides are parallel to each other, and all four sides are the same length. However, none of the corners are square corners (right angles). What is the name of the shape Aroha has drawn?
  2. Noah is designing a large kite for a school project. The main part of the kite is a rhombus shape. He measures the diagonals of the rhombus and finds that they cross each other at a perfect right angle (90 degrees). Does a rhombus always have perpendicular diagonals? Explain your reasoning.
  3. Sophia draws a quadrilateral with exactly one pair of parallel sides and no perpendicular sides. What is the name of this shape?

…and 5 more problems

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Worksheet 2

7 problems
  1. Hana draws a quadrilateral with exactly one pair of parallel sides and no perpendicular sides. What is the name of this shape?
  2. A quadrilateral has two pairs of parallel sides, all sides are equal in length, and its diagonals are perpendicular. What is the name of this shape?
  3. Aroha draws a quadrilateral with exactly one pair of parallel sides and no perpendicular sides. Which type of quadrilateral did Aroha draw?

…and 4 more problems

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Worksheet 3

8 problems
  1. Matiu draws a quadrilateral with exactly one pair of parallel sides and no perpendicular sides. What is the name of this shape?
  2. A quadrilateral has 4 sides. It has exactly 1 pair of parallel sides and 0 perpendicular sides. What is the name of this shape?
  3. Is a regular octagon symmetrical?

…and 5 more problems

Open & Print Worksheet 3

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