Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 853578: The perimeter of a lot is 190 meters. The width is one-fouth the length. Find the dimensions.
This is what I'm doing:
W=1/4L
2L+2W=190
2L+2(1/4L)=190
2L+1/2L=190
2 1/2L=190
L= 47 1/2
I looked at my answer key and it says the dimensions are L=76 and W=19. What did I do wrong?
Click here to see answer by rvfer(117) |
Question 854609: OK, so the question is, "A cylinder has a total volume of 154.34 cubic feet. If the cylinder is 9 feet tall, what is the diameter of the circular base?" The problem is, I can't find the diameter. Is there anyway you could help me with this problem?
Click here to see answer by richwmiller(17219)  |
Question 854772: Two containers are geometrically similar. The height of the smaller one is 8 cm while the larger one is 12 cm. The containers are filled with paint. The cost of the larger one is $40.50. Find the cost of smaller container.
Click here to see answer by richwmiller(17219)  |
Question 854912: you own a lot 260ftx600ft. you wish to build a sidewalk along all four sides. The sidewalk width is to be 3ft wide,from the curb inward, all the way around.
The sidewalk must conform to building code by being 4 inches thick.
cost: Labor in working the concepts=$1.25 per square foot.
concrete,delivered and poured out =$40.00 per cubic yard
Click here to see answer by shay-pittbullover12212001(1) |
Question 854965: Anna builds a rectangular prism storage container with dimensions of 8 inches by 6 inches by 12 inches. She builds a second container with a greater volume by increasing the dimensions of the rectangular prism to 16 inches by 12 inches by 24 inches.
How will the volume of the second container she builds compare to the volume of the first one?
Click here to see answer by KMST(5328)  |
Question 855226: the sizes of computer monitors and television screens are found by measuring the length of the diagonal of the rectangular screen. the 50 inch rectangular tv below has a bottom length of 41 inches. what is the height of the screen? Moderate complexity
Click here to see answer by stanbon(75887) |
Question 855436: Shannon wants to carpet a rectangular room.
The room measures 12 feet, 6 inches long by 9 feet, 9 inches wide.
There is a rectangular area near the door, measuring 2 feet by 3 feet, that she will not carpet.
What is the area of the floor Shannon will carpet?
Click here to see answer by JulietG(1812)  |
Question 855524: I can't figure this out. My text book problem reads as:
The first angle of a triangle is four times as large as the second. The measure of the third angle is 30 degrees less than that of the second. How large are the angles?
So far I know that the formula is A=1/2 bh
I wrote my problem down as
x+4x+x-30=180
6x-30=180
6x=210
Now I am stuck.
Click here to see answer by ewatrrr(24785)  |
Question 855600: The base of a right triangle is decreasing at a rate of 2 inches per minute, and the height of the triangle is increasing at a rate of 4 inches per minute. When the base of the triangle is 2 feet and the height is 3 feet, how fast is the area of the triangle changing in square inches per minute?
Click here to see answer by KMST(5328)  |
Question 855917: 2 isosceles triangles have legs that are 26 and areas that are equal. If the base of one triangle is 48. Find the base of the other triangle ?
*i know that in an isosceles triangle the sides that are connected to the vertex angle is congruent and the base angles are also congruent* i have tried using the Pythagorean theorem but its not working*(Pythagorean theorem= a^2+b^2=C^2
please do help me and thank you
Click here to see answer by ewatrrr(24785)  |
Question 855960: Applications of Pythagorean Theorem and Triples
A television has a width: height ratio of 9:3. If the television is advertised as having a 36 inch screen (remember the screen is measured as the diagonal), what is the actual height and width of the television? what is the surface area of the screen?
Click here to see answer by ankor@dixie-net.com(22740)  |
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