Wednesday
December 11, 2013

# Posts by Piggy

Total # Posts: 63

geometry
A sphere with a diameter of 24 inches is reshaped into a cone with a radius of 32 inches. If all the material is used, what is the height of the cone?

geometry
A cone with a diameter of 7.2 meters and slant height of 8.8 meters is being filled with water at a rate of 2.5 m^3 per minute. How many minutes will it take to fill the cone?

geometry
A cylindrical tank is being constructed to hold 10,000 ft^3 of water. The diameter of the tank is 36ft. What is the minimum height needed for the tank?

geometry
What is the total surface area of a regular square pyramid with a base side length of 18cm and a height of 12cm?

A cylinder has a cone on top. The base of the cone is congruent to the base of the cylinder. The diameter of the base is 16ft. The height of the cylinder is 16ft. and the height of the cone is 9th. What is the volumeof the entire figure?

You are making a box out of an 11in by 8in piece of poster board by cutting congruent squares out of the four corners and folding up the edges. To the nearest inch, what size square should you use to maximize the volume?

Two towers are similar. The area of the larger tower is 400 pi ft^2 and the area of the smaller tower is 169 pi ft^2. What is the ratio of the heights of the towers?