ReasoningAges 4-6

Shape properties

Count sides and identify properties of familiar polygons using simple shape diagrams. Review suitability for your learners before teaching.

Choose “Save as PDF” to keep a copy. Use your browser’s paper setting for A4 or Letter.

Worksheet StudioPractice pack · Ages 4-6

Take your time. Show your thinking.

12 questions · Seed 45 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 4-6

Answers and reasoning. Review before teaching.

1. Count the straight sides on this square. How many sides does it have?
4
A square has 4 straight sides and 4 vertices.
2. Count the corners on this triangle. How many corners does it have?
3
A triangle has 3 straight sides and 3 vertices.
3. Count the corners on this decagon. How many corners does it have?
10
A decagon has 10 straight sides and 10 vertices.
4. Count the straight sides on this nonagon. How many sides does it have?
9
A nonagon has 9 straight sides and 9 vertices.
5. Count the straight sides on this decagon. How many sides does it have?
10
A decagon has 10 straight sides and 10 vertices.
6. Count the straight sides on this octagon. How many sides does it have?
8
A octagon has 8 straight sides and 8 vertices.
7. Count the corners on this octagon. How many corners does it have?
8
A octagon has 8 straight sides and 8 vertices.
8. Count the corners on this square. How many corners does it have?
4
A square has 4 straight sides and 4 vertices.
9. Count the straight sides on this heptagon. How many sides does it have?
7
A heptagon has 7 straight sides and 7 vertices.
10. Count the straight sides on this triangle. How many sides does it have?
3
A triangle has 3 straight sides and 3 vertices.
11. Count the corners on this hexagon. How many corners does it have?
6
A hexagon has 6 straight sides and 6 vertices.
12. Count the straight sides on this pentagon. How many sides does it have?
5
A pentagon has 5 straight sides and 5 vertices.

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 4-6

Take your time. Show your thinking.

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 4-6

Answers and reasoning. Review before teaching.

1. Count the straight sides on this square. How many sides does it have?
4
A square has 4 straight sides and 4 vertices.
2. Count the corners on this triangle. How many corners does it have?
3
A triangle has 3 straight sides and 3 vertices.
3. Count the corners on this decagon. How many corners does it have?
10
A decagon has 10 straight sides and 10 vertices.
4. Count the straight sides on this nonagon. How many sides does it have?
9
A nonagon has 9 straight sides and 9 vertices.
5. Count the straight sides on this decagon. How many sides does it have?
10
A decagon has 10 straight sides and 10 vertices.
6. Count the straight sides on this octagon. How many sides does it have?
8
A octagon has 8 straight sides and 8 vertices.
7. Count the corners on this octagon. How many corners does it have?
8
A octagon has 8 straight sides and 8 vertices.
8. Count the corners on this square. How many corners does it have?
4
A square has 4 straight sides and 4 vertices.
9. Count the straight sides on this heptagon. How many sides does it have?
7
A heptagon has 7 straight sides and 7 vertices.
10. Count the straight sides on this triangle. How many sides does it have?
3
A triangle has 3 straight sides and 3 vertices.
11. Count the corners on this hexagon. How many corners does it have?
6
A hexagon has 6 straight sides and 6 vertices.
12. Count the straight sides on this pentagon. How many sides does it have?
5
A pentagon has 5 straight sides and 5 vertices.

12 questions · Seed 45 · Age guidance, not curriculum certification