Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 1200078: An open box with base 14 cm by 18 cm and height 9 cm (external dimensions) is
constructed with all four sides and the bottom 2 cm thick. What is the total surface area of this box in square cm?
Dear Respected Tutor,
It may occur to you that the solution to this problem is widely available online. (There's an Algebra.com one too, but I am highly doubtful in its correctness) I, however, fail to grasp how/why a 2cm thick base implies every wall is 2 cm. Yes, I have never seen a box with a thicker base, but what if there's some styrofoam on the bottom? In short, why can we assume each wall is 2cm thick?
Thank you lots!
Click here to see answer by ikleyn(52778)  |
Question 1200548: A rectangular piece of paper with length 29 cm and width 12 cm has two semicircles cut out of it, as shown below.
Find the area of the paper that remains. Use the value 3.14 for pi, and do not round your answer. Be sure to include the correct unit in your answer.
Click here to see answer by josgarithmetic(39617) |
Question 1200548: A rectangular piece of paper with length 29 cm and width 12 cm has two semicircles cut out of it, as shown below.
Find the area of the paper that remains. Use the value 3.14 for pi, and do not round your answer. Be sure to include the correct unit in your answer.
Click here to see answer by ikleyn(52778)  |
Question 1200767: Peter is cutting construction paper into rectangles for a project. He needs to cut one rectangle that is 6 inches × 12
1
2
inches. He needs to cut another rectangle that is 10
1
3
inches by 10
1
2
inches. How many total square inches of construction paper does Peter need for his project?
Click here to see answer by mananth(16946)  |
Question 1200873: A flowerbed is a rectangle with a semicircle at each end.
The total length of the flowerbed is 50 feet and the width is 14 feet.
a) Sketch the flowerbed and determine its area.
b) A gardener can plant 10 plants per square yard. How many plants should
he buy for this flowerbed?
c) The fertilizer he will apply should be spread at a rate of 2 kg per 30 m2.
About how much fertilizer will he need for this garden?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 1201075: Hello I'm having trouble with this one, thanks for the help. The dimensions of a picture inside a frame of uniform width are 12 by 16
inches. If the whole area (picture and frame) is 288 in2, what is the width of
the frame?
Click here to see answer by ikleyn(52778)  |
Question 1201151: A certain automobile cooling system contains 12.0 L of coolant that is 15% antifreeze.
How many liters of mixture must be removed so that, when it is replaced with pure antifreeze, a mixture of 23% antifreeze will result?
Click here to see answer by ikleyn(52778)  |
Question 1201462: A bedroom requires 1,000 square feet more carpet than is needed to cover a living room. The carpet area required for both the bedroom and the living room is 958 square meters. How many square meters of carpet are needed for the room?
Click here to see answer by mananth(16946)  |
Question 1201527: Below is 4*4*4 cube. Matuk painted all six faces purple. when it dried he separated the small cubes and then glued the small cubes together with yellow glue to make a solid block. Before the glue dried he pushed out all the blocks which had purple paint on only one face. He pushed out from the front first. Then he pushed out the blocks from the side then the blocks form the top. How many cubes did he push out?
a)32 b) 24 c)64 d)48
Click here to see answer by ikleyn(52778)  |
Question 1201527: Below is 4*4*4 cube. Matuk painted all six faces purple. when it dried he separated the small cubes and then glued the small cubes together with yellow glue to make a solid block. Before the glue dried he pushed out all the blocks which had purple paint on only one face. He pushed out from the front first. Then he pushed out the blocks from the side then the blocks form the top. How many cubes did he push out?
a)32 b) 24 c)64 d)48
Click here to see answer by greenestamps(13198)  |
Question 1201555: The difference between the length and width of Alan’s rectangular deck is 0 ft. The difference between the length and width of Keko’s rectangular deck is 5 feet. Both decks have the same area. Which person will need a longer railing to go around the deck? Explain.
Click here to see answer by greenestamps(13198)  |
Question 1201628: The density of steel is approximately 7.8 grams per cubic centimeter. An empty steel can with a mass of 76 grams has a radius of 6.1 centimeters and a height of 6.3 centimeters. Estimate the thickness of the steel. Round your answer to the nearest hundredth.
Click here to see answer by ikleyn(52778)  |
Question 1201914: The density of steel is approximately $7.8$ grams per cubic centimeter. An empty steel can with a mass of $76$ grams has a radius of $6.1$ centimeters and a height of $6.3$ centimeters. Estimate the thickness of the steel. Round your answer to the nearest hundredth.
Click here to see answer by mananth(16946)  |
Question 1201914: The density of steel is approximately $7.8$ grams per cubic centimeter. An empty steel can with a mass of $76$ grams has a radius of $6.1$ centimeters and a height of $6.3$ centimeters. Estimate the thickness of the steel. Round your answer to the nearest hundredth.
Click here to see answer by ikleyn(52778)  |
Question 1201912: The density of steel is approximately 7.8 grams per cubic centimeter. An empty steel can with a mass of 76 grams has a radius of 6.1 centimeters and a height of 6.3 centimeters. Estimate the thickness of the steel. Round your answer to the nearest hundredth.
The thickness of the steel is about
mm.
Click here to see answer by josgarithmetic(39617) |
Question 1201912: The density of steel is approximately 7.8 grams per cubic centimeter. An empty steel can with a mass of 76 grams has a radius of 6.1 centimeters and a height of 6.3 centimeters. Estimate the thickness of the steel. Round your answer to the nearest hundredth.
The thickness of the steel is about
mm.
Click here to see answer by ikleyn(52778)  |
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