"Square Pyramid." From MathWorld-A Wolfram Web Resource. Other formulas for calculations are derived from the formulas above. Total Surface Area of a square pyramid:.Base Surface Area of a square pyramid ( square):.If the plane passes through the center of the sphere, the spherical cap is referred to as a hemisphere. Squaring the 2 to get it back inside the radical, volume × 1.5 2 × 3 + 4/3 × ×1.5 3 35.343 ft 3 Spherical Cap A spherical cap is a portion of a sphere that is separated from the rest of the sphere by a plane.Our base is side length a and for this calculation our height for the triangle is slant height s. For the isosceles triangle Area = (1/2)Base x Height.Lateral Surface Area of a square pyramid (4 isosceles triangles):.
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