Questions on Geometry: Area and Surface Area answered by real tutors!

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Question 416351: The length of a side in an equilateral triangle is 5 inches. Find the area of the triangle.
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Question 416603: 5 m +3m +3m =
Click here to see answer by praseenakos@yahoo.com(507) About Me 

Question 416701: A bedroom is 15 ft long and 12 ft wide. How much will it cost to carpet the room, 1 carpeting cost $22 per square yard? (1 yd = 3 ft)
Click here to see answer by rfer(16322) About Me 

Question 416951: find the total areaof a solid cubeof volume 64cm^3
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Question 416974: find the total surface area of a solid cube of volume 64cm^3
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Question 416974: find the total surface area of a solid cube of volume 64cm^3
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Question 417261: Find the area of a regular pentagon with an apothem length of 6cm. PLEASE HELP!
Click here to see answer by jim_thompson5910(35256) About Me 

Question 417378: in a toy factory 200 wooden solid cylinder 7 cm long and 35 mm in diameter have to be painted what is the total surface area in cn square that needs to be painted
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Question 417396: find surface area of a cylinder circumference is 6in height is 8in
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Question 417480: Im am puzzled with the steps I need to solve, can anyone help?
Determine (a) the area and (b) the circumference of the circle
circle diameter is 28yd.

Click here to see answer by rfer(16322) About Me 

Question 417454: I was given a project to take a rectangular prism (like a cereal box)and get all the dimensions(length width height). we did that. now we have to make our own cereal box. they are asking us to maximize the volume while minimizing the surface area. we can not figure out how to do this.
the original box- length 7.75 - width 5.5 - height 10.75
volume is 458.22 - surface area is 370.13 - surface area to volume ratio is 0.81
we have done all the work we just need to know how to increase the volume while decreasing the surface area.

Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 418023: asolid sphere of radius r is melted and recast into the shape of cone of height 4r, then what will be the radius of the base of cone.
Click here to see answer by Gogonati(855) About Me 

Question 418819: Is it possible to answer this question with the following given information?
The area of a triangle is 135 units. The length of one side is 30 units. Find the length of the altitude to that side.

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Question 420140: Find the height, h, for the right cylinder with volume, V= 2612.48 ft3.
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Question 420481: What is 12.25 cross multiplied?
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Question 420743: if the surface area of a rectangular prism is 360, what are the side lengths?
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Question 420728: Please help me solve this word problem!!!
Surface Area of a Sphere. The surface area of a
sphere with radius r is 4 pi r sqared. Write a polynomial that
gives the surface area of a sphere with radius x + 2
Leave your answer in terms of pi. ???
This is what I came up with, but am not sure.
4(pi)(x + 2)squared
4pi (x sqrd. + 4)
4pixsqrd. + 16
not sure how to make the pi symbol or the squared symbol so spelled it out.
Any assistance would be greatly appreciated. :-}

Click here to see answer by Alan3354(69443) About Me 

Question 420828: The area of Arizona is 19% of the area of Alaska. The area of Alaska is 586,400 mi^2. What is the area of Arizona?
Click here to see answer by rfer(16322) About Me 

Question 420921: what is the proper formula to Find the area of the shaded region to the nearest tenth of a square centimeter with the radius as the only known fact?

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Question 421354: A dog owner has 250ft of fencing to enclose a rectangular run area for his dog. If he wants the maximun possible ares, what should the length and width of the rectangle be?
i did 2x+2z=250 then got the equation 2z=250-2x using -b/2a i got -250/-4=62.5=x
then 2z=250-2(62.5) and got z =62.5 which would mean each side is 62.5 and that checks out because 62.5*4=250 but how do i know thats the maximun area and also thats a square since all sides are equal?
can anyone please please tell me what i did wrong or what i need to do?
thank you!!

Click here to see answer by Alan3354(69443) About Me 

Question 421753: find the volume of a pyrimid with a rhombus base. the diagnals of the rhombus are 2 and 3. the height of the pyrimid is 4.
Click here to see answer by Gogonati(855) About Me 

Question 422064: what is the answer to 1/64 can this be re dosted yes or no
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Question 422237: How do you find the volume of an rectangular pyramid?
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Question 422217: Here is the problem: I don't really know for what type of shape the surface area is for...
The small intestine has a length of 22 feet and a 2-inch circumference. Find its surface area in square feet.

Click here to see answer by the_tutor2011(8) About Me 

Question 422987: what is the total surface area if the hight is 7ft and 8ft pleae explain.
Click here to see answer by jim_thompson5910(35256) About Me 

Question 423969: how 2 find area of circle using 22/7

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Question 423994: The perimeter of a train ticket is 46 centimeters. The area is 112 square centimeters. What are the dimensions of the ticket?
Click here to see answer by linht117(37) About Me 

Question 423880: Find the surface area of a right triangle prism with legs measuring 4 and 8 and a height of 12. Round your answer to the whole number.
Click here to see answer by robertb(5830) About Me 

Question 424149: find the volume of the largest circular cone that can be cut out of a cube whose edge is 9cm.
Click here to see answer by Gogonati(855) About Me 

Question 424445: the base of a triangle is 7cm greater than the height. the area is 22cm^2. find the height and length of the base.
Click here to see answer by nerdybill(7384) About Me 

Question 424588: find the area of the circle, using 22/7 for pi..r = 8cm.........work it out so i can see how to do it step by step. thank you
Click here to see answer by richard1234(7193) About Me 

Question 424655: A square has an area of 169 square inches. What is the perimeter of the square
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Question 424930: The side of a rhombus is equal in length to that of the shorter diagonal. If the longer diagonal is 12cm, find its area
Click here to see answer by Gogonati(855) About Me 

Question 424940: How do you solve for the area of a shaded region? I have an unshaded circle within a shaded circle. The formula I was given is pi r squared. The numbers given are in the two circles inside the shaded region each have a diameter of 3 and the shaded region is twelve. I tried squaring them and then subtracting. (it says to subtract the shaded region)
Click here to see answer by stanbon(75887) About Me 

Question 425335: I am in 6th grade geometry. i need help figuring out the area of a complex figure. is there an easy formula or something i can use?
Click here to see answer by rfer(16322) About Me 
Question 425335: I am in 6th grade geometry. i need help figuring out the area of a complex figure. is there an easy formula or something i can use?
Click here to see answer by richard1234(7193) About Me 

Question 425385: Suppose the area of the base of a pyramid is 55ft squared and its lateral surface area is 144ft squared. What is the total surface area of the figure?
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Question 425358: 108 feet squared = ?yards squared
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Question 425358: 108 feet squared = ?yards squared
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Question 426899: Find the diameter of a sphere that has a surface area of 100 square inches
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Question 426870: what is the surface area of cylinder with a 4 feet radius and 50 feet long
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Question 427048: what is the surface area of a cube with 5 meter edges
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Question 427146: Find the area of a parallelogram with base 10 and corresponding height 4.
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Question 427669: What is the area of a triangle with a base of 7 1/2 inches and a height of 4 2/3 inches?

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Question 427909: find the area of a rectangle whose dimensions are 5 1/3 inches by 3 3/10 inches
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