LESSON 9 3 Volume of Spheres How do

LESSON 9. 3 Volume of Spheres How do you find the volume of a sphere?

ADDITIONAL EXAMPLE 1 Find the volume of each sphere. Round your answers to the nearest tenth if necessary. Use 3. 14 for π. A 9. 2 in 3

ADDITIONAL EXAMPLE 1 Find the volume of each sphere. Round your answers to the nearest tenth if necessary. Use 3. 14 for π. B 310. 2 cm 3

ADDITIONAL EXAMPLE 2 A steel ball bearing has a diameter of 1. 6 centimeters. What is the volume of this steel ball? Round your answer to the nearest tenth if necessary. Use 3. 14 for π. 2. 1 cm 3

9. 3 LESSON QUIZ 8. 7. A Round your answers to the nearest tenth if necessary. Use 3. 14 for π. 1. A ball fits exactly into a cylinder as shown in the figure. The volume of the cylinder is 30 cm 3. What is the volume of the sphere? 20 cm 3

Round your answers to the nearest tenth if necessary. Use 3. 14 for π. 2. Find the volume of a sphere with a radius of 2. 6 inches. 73. 6 in 3 3. Find the volume of a sphere with a diameter of 8. 2 meters. 288. 5 m 3

Round your answers to the nearest tenth if necessary. Use 3. 14 for π. 4. Jen has a silver charm on her bracelet in the shape of a soccer ball with a radius of 1 centimeter. What is the volume of this charm? 4. 2 cm 3 5. A ball has a circumference of 37. 68 inches. What is the volume of the ball? 904. 3 in 3

How do you find the volume of a sphere? Sample answer: Find the product of , the cube of the radius, and π.