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A series of exercises and notes on calculating the volume and surface area of spheres and related solids, including hemispheres and cylinders with hemisphere bases. It covers various methods for finding the radius, diameter, and circumference of spheres and hemispheres, as well as the formulas for their volumes and surface areas.
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4 cm.
11 cm
Diameter = 12 cm
24 cm
Surface Area of a Sphere: Volume of a Sphere
f
In your chemistry lab, you use test tubes that are in the shape of a cylinder with a hemisphere bottom. The radius of the hemisphere is 2 and the height of the entire test tube is 15. What volume would this test tube hold?
A container of ice cream is in the shape of a cylinder with a diameter of 5 inches and a height of 7inches. You take out a hemisphere scoop of ice cream 1.2 inches deep. What volume of ice cream is left?
You buy balloons that claim to hold 250 cubic liters of air. What would the radius of these spherical shaped balloons be? (Round to the nearest hundredth).
A large child’s ball is made with a sphere of rubber. The outer diameter of the ball is 30 in and the inner diameter is 26in. How much material is needed to make this?
60