Sides & Areas
Count sides and vertices, and find perimeter and area of simple shapes.
What your child learns
- Identify polygons by their sides
- Perimeter = distance all the way around
- Area = how many squares cover the shape
Example
A 5 cm by 3 cm rectangle: perimeter 16 cm, area 15 cm².
Practice questions
A taste of the questions in BloomTracks – the app makes fresh ones every time and adjusts the level as your child answers.
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Question 1 · Level 1
How many sides does a octagon have?
- 6
- 5
- 4
- 8
Show the answer
Answer: 8
A octagon has 8 sides.
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Question 2 · Level 3
What is the perimeter of this rectangle?
Show the answer
Answer: 14
4 + 3 + 4 + 3 = 14 cm
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Question 3 · Level 5
What is the total surface area of the box?
Show the answer
Answer: 128
2 × (16 + 24 + 24) = 128 cm².
Try it at home
Measure a book's sides and work out its perimeter.
Key takeaway
Perimeter is a length (cm); area is squares (cm²).
Practise sides & areas with Bloomie
Bloomie reads every question aloud, listens to spoken answers and adapts the difficulty one question at a time.