Maths

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Across
  1. 4. 3Πr2 is the formula to find the total __________ area of the hemisphere
  2. 6. 4Πr2 is the formula for finding the surface area this one
  3. 7. Πrl is the formula to find the curved surface area of a
Down
  1. 1. 2Πr2 is the is the formula to find the _________surface area of the Hemisphere
  2. 2. Πr (l + r) is the formula to find this area of a cone
  3. 3. Solids which are not prisms are called
  4. 4. This is three dimentional
  5. 5. Solid figures generated by stacking up of congruent figures are called