8.)A cylindrical shaped tumbler has a radius 5cm and a height of 25cm. Find the surface of the area? *With solution*
9.)A paper party hat has a slant height of 18 centimeters and a diameter of 20 centimeters. How many square inches of colored paper would be needed to create this hat? * With solution*
10.)A table tennis ball has a diameter of 40mm. What is the surface area of the table tennis ball? *With solution*
9.)A paper party hat has a slant height of 18 centimeters and a diameter of 20 centimeters. How many square inches of colored paper would be needed to create this hat? * With solution*
10.)A table tennis ball has a diameter of 40mm. What is the surface area of the table tennis ball? *With solution*
Add an Answer
More Questions From This User See All
Answers & Comments
Answer:
8. A≈942.48
9. 1.11111111111 or 0.9 by using division
10. The formula for the surface area of a sphere is: Area = 4·π·r²
Since the diameter is 40 mm, the radius is 20 mm.
The area is found by: 4·π·20²
Step-by-step explanation:
8. A= 2πrh + 2πr2= 2·π·5·25 + 2·π·52 = 942.4778