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10-7 Surface Area and Volume of Spheres

# 10-7 Surface Area and Volume of Spheres - factor of a:b...

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Surface Area & Volume of Spheres Section 10-7

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When a plane intersects a sphere so that it contains the center of the sphere, the intersection is called a great circle . Each great circle separates a sphere into 2 congruent halves called hemispheres .
Surface Area of Sphere r = radius 2 4 SA r π =

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Volume of Sphere r = radius 3 3 4 r V π =
Similar Solids If 2 solids are similar with a scale

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Unformatted text preview: factor of a:b, then the surface areas have a ratio of a 2 :b 2 and the volumes have a ratio of a 3 :b 3 . Joke Time What do you get when you put a canary in a blender? Shredded tweet What makes the tower of Pisa lean? It never eats. What do you call a boomerang that doesn’t work? A stick...
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