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Squares, rectangles, rhombuses: 3rd grade math

Categories of quadrilaterals (rhombus, rectangle, square). A free 3rd grade lesson plan, a question set with answers and a printable sheet with its key. Copy it and make it yours.

Lesson plan

Goal

  • Students can do this: categories of quadrilaterals (rhombus, rectangle, square).

Teach (10 min)

  • A rhombus has 4 equal sides. A rectangle has 4 square corners.
  • A trapezoid has exactly one pair of parallel sides.
  • Work one example on the board while students say each step aloud, then do one together.

Practise (15 min)

  • Students work the printable sheet in pairs, then alone.
  • Or practise it as a game with no sign-up: https://peabody.kids/math/geom.quadName?lesson=3-geom-quad-1&at=3

Exit ticket (5 min)

  • Use the first three questions on the printable sheet as a slip.

Printable sheet

Name: ____________________   Date: ____________

Squares, rectangles, rhombuses (3rd grade)

  1. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  2. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  3. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  4. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  5. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  6. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  7. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  8. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  9. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  10. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  11. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
  12. This shape has 4 sides. Which name is the best one for it? (Pick the name that tells the most.)
Key
  1. rectangle
  2. rectangle
  3. square
  4. square
  5. square
  6. trapezoid
  7. rectangle
  8. trapezoid
  9. rhombus
  10. square
  11. rhombus
  12. quadrilateral

Written by Peabody from its own skill pages. Free, no ads, no sign-in. Children can practise this on Peabody. More from teachers: teacher-shared resources.