1 General Mental and Psychological Abilities · 1.4.1 Mensuration and counting

1.4.1.1 Mensuration: perimeter, area, volume and surface area

Mensuration is a short list of formulas for flat figures (perimeter, area) and solids (surface area, volume); exam questions test the formula, unit conversion, percentage change in a dimension, and melting one solid into another.

  • APPSC Group 1
  • Advanced level
  • 7 min read
  • Full course

Key terms

  • mensuration
  • perimeter
  • area
  • volume
  • surface area
  • circle
  • triangle
  • Heron's formula
  • cube
  • cuboid
  • cylinder
  • cone
  • sphere
  • melting and recasting

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Common trapsFoundation
  5. Quick revisionFoundation

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