- What is meant by Sphere?
- What is the difference between Sphere and Hemisphere?
- How many faces sphere and hemisphere have?
- What are the examples of spheres in the real world?
- What is the formula for calculating the surface area of sphere?
- If the radius of the sphere is doubled, what will happen to its surface area?
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総コンテンツ何を学ぶか
球体とは？球体と半球の違いは？
球体と半球の面数は？
球体の表面積の計算方法
球体の半径が2倍になった場合、表面積はどうなる？
コース内容
2 セクション • 7 講義 • 00:38:32 全長Meaning and Surface Area
06:46
- What is the meaning of sphere?
- What is meant by radius of sphere?
- What are the properties of a sphere?
- Which are some examples of spheres in everyday life?
- What is meant by Hemisphere?
- What is the difference between Sphere and Hemisphere?
- How many faces a sphere has?
- What is meant by surface area of a sphere?
- What is the formula for calculation of a sphere?
- What is meant by “π” in the formula for calculation of a sphere?
Calculating radius from surface area
03:05
Calculating Surface Area of Sphere from radius
06:31
How to find the surface area of a sphere when radius is given?
Ratio of surface area of two balloons
05:46
How to calculate the ratio of surface areas of the two balloons when radius of a spherical balloon is doubled?
Calculating Surface Area of Sphere from diameter
07:26
How to calculate the surface area of a sphere when diameter of sphere is given?
Ratio of surface area of moon vs. Earth
06:50
How to calculate the ratio of surface area of moon and earth when diameter of the moon is approximately one-fourth of diameter of the earth?
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