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Tutors Answer Your Questions about Bodies-in-space (FREE)
Question 73654: The volume of a cylinder (think about the volume of a can) is given by V = πr2h where r is the radius of the cylinder and h is the height of the cylinder. Suppose the volume of the can is 100 cubic centimeters.
a) Write h as a function of r. Keep "" in the function's equation.
Answer
b) What is the measurement of the height if the radius of the cylinder is 2 centimeters? Round your answer to the nearest whole number.
Answer
Show work in this space
c) Graph this function.
Show graph here
Click here to see answer by jim_thompson5910(35256)  |
Question 78973: How would I draw a venn dram.I got the problem but no idea how to do the rest. Helppp please thank you
on haloween the big pumpkin vitis the homes of all children, all grandmas, and all poets in tiwn. how many homes does he vitis , using these statistics. draw a venn diagram. 250+700+48=998 homes
children-- 800
grandmothers- 250
poets- 60
children and grandmothers...100
children and poets..10
grandmothers and poets...3
grandmothers and poets and children..1
Click here to see answer by mathdoc314(58) |
Question 78982: Paula, Joanne, Mary own a total of 16 dogs, alomg which are three poddles, twice that many are cocker spanllas, and the remainder areow german shpds and collies. Joanne hates poddles and collies but owns four cocker spannlas,and two german sphds, given her a total of 6 dogs. Paula owns 1 poddle,and two other dogs, both german sphds. Mary owns three collies,and several other dogs. What other dogs (and how many of each) does Mary own.
In contructing a table for this problem, remember to enter zeros as well as positive numbers whenever appropriate. Also enter totals as soon as you can.
Click here to see answer by 303795(602) |
Question 79529: You are looking for a tank to hold 5000 gallons. You have decided to place the tank inside an exisiting building , but the space in the building only allows for a maximum diameter of 12 foot. How tall will the tank need to be ????
Click here to see answer by stanbon(75887) |
Question 82308: Hi! Could someone help me on these problems please? Thank you.
1. A cone and a cylinder both have height 48 and radius 15. Give the ratio of their volumes without calculating the two volumes.
2. A container has the shape of a rectangular solid. Its length is 45cm, width 30cm, and height 20cm. When a rock is submerged, the water level rises 0.5cm. Find the volume of the rock.
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 87765: I was so thankful for this website before - I appreciate it's available. I'm stumped on the following: An artist has 14 cubes, each with an edge of 1 meter. She forms a sculpture that is three cubes high, with nine cubes on the bottom layer, four on the middle layer, and one on the top layer. She paints all of the exposed surfaces. How many meters squared does she paint?
I plan on giving a donation. Thanks for your help. Pam.
Click here to see answer by stanbon(75887) |
Question 91260: What is the locus of all points in a plane that are less than 4 inches from a point A?
1. interior of circle A with a radius 4 inches
2. circle A with radius 4
3. line segment 4 inches long
4. line segment less than 4 inches long
Click here to see answer by THANApHD(104)  |
Question 91638: A solid wooden cylinder has a height equal to the diameter of the base circle. This cylinder is then shaved until a sphere is created. If the resultant sphere is the largest possible sphere, determine what proportion of the original cylinder must be discarded in order to produce this sphere. Show working to justify your answer.
Click here to see answer by Earlsdon(6294) |
Question 93229: jimmy works on a farm. one of his jobs is to fill up the liquid fertilizer tanks when the farmer is spreading the fertilizer. each tank is a cylinder with a diameter of 6 ft. and a height of 4ft. if there seven tanks and 1 cubic foot=7.5 gallons of liquid. how many gallons of fertilizer will all the tanks hold?
Click here to see answer by Earlsdon(6294) |
Question 93229: jimmy works on a farm. one of his jobs is to fill up the liquid fertilizer tanks when the farmer is spreading the fertilizer. each tank is a cylinder with a diameter of 6 ft. and a height of 4ft. if there seven tanks and 1 cubic foot=7.5 gallons of liquid. how many gallons of fertilizer will all the tanks hold?
Click here to see answer by checkley75(3666) |
Question 103941: I am also having a problem with this.
The diameter of the Milky Way disc is approximately 9x10^20 meters. How lon does it take light, travel at 10^16 m/year to travel across the diameter of the Milky Way?
Click here to see answer by edjones(8007)  |
Question 112343: hamlet is trying to guess the password for the homerina's email account. he knows that the password consists of 5 letters from this set {g,o,m,e,r,i,n,a}. how many passwords are possible, if a password may contain repeated letters?
Click here to see answer by checkley71(8403) |
Question 112349: the information in this problem is not fictional. according to a gallup poll (2001), 33% of americans agree with the statement " i believe that earth has been visited by extraterrestrials". if 2 americans are independently selected, what is the probability that neither of them agrees with the statement " i believe that america has been visited be extraterrestrials"?
Click here to see answer by rajagopalan(174)  |
Question 112414: on the lot at honest al's used yugo superstore there are 60 yugos. 20 of the yugos have bad engines, 25 have bad transmissions, 15 have bad engines and bad transmissions. if one yugo is selected, find the probability that it has a bad engine or bad transmission.
Click here to see answer by solver91311(24713)  |
Question 113723: A satellite makes a circular orbit around a planet of unknown diameter at an altitude of 1 mile above the planet. Then NASA boosted the satellite to an altitude of 2 miles above the planet. In the second orbit, the satellite travels how many miles farther than it travelled on the first orbit? (C=2 pie r)
>>>>>>>>>PLEASE I NEED YOUR HELP, AND THANKS IN ADVANCE
Click here to see answer by stanbon(75887) |
Question 114345: A NASA satellite makes a circular orbit around a planet of unknown diamter at an altitude of one mile above the planet.
Then NASA boosted the satellite to an altitude one mile higher(an altitude of two miles above planet.) In the second orbit, the satellite travels how many miles farther than it travelled on the first orbit?
(C=2pir)
>>>>>>>>>>>>PLEASE I NEED YOUR HELP.....THANKS IN ADVANCE
Click here to see answer by stanbon(75887) |
Question 114345: A NASA satellite makes a circular orbit around a planet of unknown diamter at an altitude of one mile above the planet.
Then NASA boosted the satellite to an altitude one mile higher(an altitude of two miles above planet.) In the second orbit, the satellite travels how many miles farther than it travelled on the first orbit?
(C=2pir)
>>>>>>>>>>>>PLEASE I NEED YOUR HELP.....THANKS IN ADVANCE
Click here to see answer by solver91311(24713) |
Question 117120: What is the radius of a right circular cone with a volume of 800 cubic inches and a height of 12 inches? Round your answer to the nearest hundredth...
ANSWER CHOICES ARE:
A) 7.98 inches
B) 8 inches
C) 7.98 square inches
D) 14.14 inches
Thanks for helping
-s.j.a.
Click here to see answer by checkley71(8403) |
Question 117120: What is the radius of a right circular cone with a volume of 800 cubic inches and a height of 12 inches? Round your answer to the nearest hundredth...
ANSWER CHOICES ARE:
A) 7.98 inches
B) 8 inches
C) 7.98 square inches
D) 14.14 inches
Thanks for helping
-s.j.a.
Click here to see answer by near2u_28@yahoo.com(2) |
Question 132596: 1. A hexagonal right prism has a volume of 500 cubic inches. If the base is a regular hexagon with a side 4 inches. What is the altitude of the prism? Round off your answer to two decimal places.
2. What is the ratio of the volume of a sphere and a cone with the base diameter of the sphere?
3.How many cubic inches of material are needed for a solid rubber ball with a diameter of 3 inches? Round off your answer to two decimal places.
4.What is the approximate area of a segment of circle with a radius 12 meters if the length of the chord is 20 meters?
Click here to see answer by solver91311(24713) |
Question 143957: A new hotel design includes a glass-enclosed cylindrical elevator. A scale model of the elevator is 1 foot high. The actual elevator will be 100 feet tall and 10 feet in diameter. What is the approximate area of a base of the model elevator? Round your answer to the nearest tenth inch.
Click here to see answer by vleith(2983) |
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