WebMar 27, 2024 · Apply the inverse formula for the volume of a sphere to find the radius: r = ³√ [3 × V / (4 × π)] = 6371 km. This is not a bad approximation, as the radius of Earth actually ranges from 6357-6378 … WebThe sphere of radius 8cm is cut by two parallel planes, one passing 2cm from the center and the other 6cm from the center. Find the area of the zone and the volume of the segment between the two planes if both planes are on the same side of the center. ... Find the volume of a segment of a sphere whose height is $$4\frac{1}{2}{\text{cm}}$$ and ...
"Question 1 Find the volume of a sphere whose radius is (i) 7 cm …
WebThe formula used to calculate the sphere radius is: r = ∛ ( (3/4) · V / π) Symbols r = Sphere radius V = Sphere volume π = Pi = 3.14159… Volume of Sphere Enter the … WebSolution. (i) Radius of sphere = 7 cm. Volume of sphere =. Therefore, the volume of the sphere is 1437 cm 3. (ii) Radius of sphere = 0.63 m. Volume of sphere =. Therefore, the volume of the sphere is 1.05 m 3 (approximately). Suggest Corrections. snow in tasmania today
Volume of sphere whose radius is 7 cm Math Assignments
WebMar 14, 2024 · The radius of the sphere is 7 cm. So, we get r = 7 c m Now we will use the formula to get the volume of a sphere. ⇒ Volume of the sphere = 4 3 π r 3 Substitute r … WebHemisphere Formulas in terms of radius r: Volume of a hemisphere: V = (2/3) π r 3. Circumference of the base of a hemisphere: C = 2 π r. Curved surface area of a hemisphere (1 side, external only): A = 2 π r 2. … WebMar 29, 2024 · Example 7 Find the surface area of a sphere of radius 7 cm. Given r = 7cm Surface Area of sphere = 4πr2 = 4 × 22/7 × 7 × 7 cm2 = 4 × 22× 1 × 7 cm2 = 616 cm2 Next: Example 8 Important → Ask a doubt … snow in summer perennial