How it works
A shape keeps its name when it is turned or stretched, big or small.
A circle is round and has no corners. A triangle has 3 sides. A square has 4 equal sides.
Touch each side once as you count.
Worked examples
Count the sides
- Touch each side of a square once.
- 1, 2, 3, 4.
- A square has 4 sides.
Turned
- A triangle is turned on its side.
- It still has 3 sides.
- It is still a triangle.
Big or small
- A big circle and a small circle.
- Both are round.
- They are both circles.
A taste of the worksheet
These are the first problems of set A. The printable sheet has many more, with an answer key.
- Which one is the circle?
- Which one is the triangle?
- Which one is the square?
- Does a circle have corners?
- Is this one a square?
Words to know
- side
- A straight edge of a shape.
- corner
- Where two sides meet.
Watch out for
- Turning doesn't change a shape.