← Back to Class 5🔒
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Class 5 · Topic 8
Perimeter, Area & Volume
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Step 1 · Learn
Read the ideas
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Step 2 · Practice
Try the quests
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Step 3 · Boss Battle
Beat the boss
🛡️ 🛡️ 🛡️ 3 shields — lose all → 60-second cooldown
Round 1
A rectangular field is 40 m long and 25 m…
🔒Round 2
An L-shaped hall is a 12 m × 10 m rectangle…
🔒Round 3
A swimming pool is 10 m long, 5 m wide and…
🔒Round 4
An open-top box measures 12 cm × 8 cm × 5…
🔒Round 5
A square sheet of card has a perimeter of…
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