Monday, January 14, 2008 Curved surface Area of circle = Pie x radius x Slant Height cm(square) or Metre(square)
Total Area of circle = Pie x Radius x Slant Height + Pie x Radius(square)
Volume of A cone = 1/3 x pie x radius(square) x Height
Surface Area of a Sphere = 4 x pie x radius(square)
Hemisphere = 1/2 x sphere = 1/2 x 4 x pie x Radius(square) = 2 x pie x radius(square)
Total surface Area of Hemisphere = Total Area circle + Area of curved surface = Pie x radius (square) + 2 x pie x Radius(square) = 3 x pie x radius(square)