A hemispherical dome has a height of 30 m. a. Find, to the nearest cubic meter, the total volume enclosed. b. Find, to the nearest square meter, the area of the ground covered by the dome. (the shaded area) c. How much more paint is needed to paint the dome than to paint the floor? d. Find, to the nearest meter, the radius of a dome that covers double the area of ground covered by this one. 

15. A rubber shell filled with air forms a rubber ball. The shell's outer diameter is 65 millimeters, and it's inner diameter is 56 millimeters. Find the volume of rubber used to make the ball. Round your answer to the nearest cubic centimeters. A beach ball has a surface area of about 78.54 square feet. 

16. Find the radius of the beach ball. 

17. Find the circumference of the great circle of the beach ball. Round your answer to two decimal places. 

18. Find the volume of the beach ball. Round your answers to two decimal places. 

19. The mean radius of the Earth is approximately 6378 kilometers. The mean radius of Pluto is approximately 1160 kilometers. How does the surface area of Pluto compare to the surface area of Earth? 130m Earth S = 78.54 ft² 6378 km Pluto 1160 km

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a To find the volume enclosed by the hemispherical dome we need to calculate the volume of a sphere with a radius of 30 meters and then divide it by 2 since we only want half of the sphere hemisphere ... View the full answer