Tutors Answer Your Questions about Surfacearea (FREE)
Question 362881: find three consecutive positive numbers such that the product of the first and third, minus the second,is 1 more than 3 times the third
the smallest integer is __ , the second smallest integer is ___, the largest integer is ___
thanks
Click here to see answer by HasanSahin(52) 
Question 362908: a ladder is leaning against a building.the distance from the bottom of the ladder to the building is 9ft less than the length of the ladder.How high up the side of the building is the top of the ladder is the distance is 2ft less than the length of the ladder?
the ladder reaches __ feet up the wall
Click here to see answer by mananth(14512) 
Question 364425: The formula to find the area of the walls of a rectangular room is A=2h (l+b), h is wall height, l is room length, and b is room breadth. The area of doors and windows are ignored.
Question  Using the formula find the wall area if the room length is 8m, breadth is 6m and height is 2.5 m.
Sorry but I have NO clue :(
Click here to see answer by rfer(15570) 
Question 364616: A farmer plans to cover a 70 yd by 125 yd rectangular field with enriched soil 3 inches deep. Each truckload of soil costs $280 and has volume 85 cubic yards. How many truckloads of soil does he need? What is the total cost of the soil?
Click here to see answer by rfer(15570) 
Question 365077: Sally is making a cover for a round table. When finished, the cover will fit exactly with no excess hanging off. Sally has to cut the fabric circle with a 4 inch larger diameter than the table to allow for hemming. If the table has a diameter of 24 inches, how much fabric does Sally need? (Use 3.14 for π. Round to 2 decimal places.)
Click here to see answer by ewatrrr(22107) 
Question 366307: Construct a circular table and tablecloth. Each condition met
12 chairs, each chair uses 1.5 ft, must be .25 ft between chair, table is 30 inches high. No over hang of fabic is noted.
How many yards of fabric will be needed for tablecloth if fabric is 54 inches wide?
Found the circumference of 21 ft
The diameter is 6.7 and the area is 35.238650. No idea to finding how many yards of fabric needed.
Click here to see answer by rfer(15570) 
Question 366983: Amanda's family has a swimming pool that is 4 feet deep in their backyard. If the diameter is nearly 25 feet, what is the circumference of the pool?
Express your answer to the nearest whole foot.
Click here to see answer by rfer(15570) 
Question 367095: A cylindrical hot water tank has an outside diameter of 0.4 yards and a height of 1.2 yards. It's outside is to be completely covered with an insulating material which is 1.2 inches thick. Calculate the volume of the insulating material required.
I found lateral surface area of 1.507964474. area of bottom of 0.125663706 for a total area of 1.63362818. Do I need to compensate for the top too? Where do I go next to get the volume of material? Thank you in advance for any help!
Click here to see answer by stanbon(69061) 
Question 367095: A cylindrical hot water tank has an outside diameter of 0.4 yards and a height of 1.2 yards. It's outside is to be completely covered with an insulating material which is 1.2 inches thick. Calculate the volume of the insulating material required.
I found lateral surface area of 1.507964474. area of bottom of 0.125663706 for a total area of 1.63362818. Do I need to compensate for the top too? Where do I go next to get the volume of material? Thank you in advance for any help!
Click here to see answer by Theo(5548) 
Question 369481: the force F (in newtons) needed to lift an object is equal to the product of the object's mass m (in kilograms) and the constant a (in meters per second squared), which is the object's acceleration due to gravity. write a formula of the force needed to lift an object.
Click here to see answer by stanbon(69061) 
Question 369955: Please help me solve this word problem:
There is a 306090 triangle with an area of 24 radical 3. What is the perimeter of this triangle, and what are the side lengths? (All in terms of X)
Thanks so much for the help.
Click here to see answer by mananth(14512) 
Question 370641: Hi i have an area i need to concrete, and need to work out how much concrete i need so as i can get a quote. the area is 5.4 meters by 4.5 meters by 1.9 meters by 5 meters. with a depth of 10cm. could you please work out how much i need in cubis meters please. Thanks Helen
Click here to see answer by jim_thompson5910(33401) 

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