Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 310892: A circular window of radius 12 inches is to be laminated with a sunblock coating that costs $0.65 per square inch to apply. What is the total cost of coating the window, to the nearest cent? (Use п = 3.14. Hint: Area of Circle: A = пr2)
Click here to see answer by Fombitz(32388)   |
Question 311149: PLEASE HELP ASAP! ADA says a ramp can go up at most 1 foot for every 12 feet of horizontal distance.A ramp in San Francisco at the Hotel Nikko rises 5.6 inches over a horizontal span of 4'7". Is the ramp to code?Include, the maximum angle of elevation, the minimum ramp length for 12 feet of horizontal and 1 foot of rise. Please show all work. Thanks! I am so confused on how to do this...
Click here to see answer by Alan3354(69443)  |
Question 311368: The width of a rectangle is 8cm less than its length. The perimeter is 44cm. Find the dimensions of the rectangle.
I have the answer that length = 15cm and width = 7cm. I am asking for the formula to how this question was worked out. This is an example question for a placement test for my college. I know they will change the numbers, but the formula stays the same. Please help?
Click here to see answer by JBarnum(2146)  |
Question 311467: I am having trouble figuring out this problem.
The density of a penny is 8.93g/cm^3. the mass of a role of pennies is 177.6g. if the diameter of a penny is 1.85cm, how tall is the roll of pennies?
Please show me how to the solve the problem step by step.
Click here to see answer by mananth(16946)  |
Question 311575: The sum of the lengths of any two sides of a triangle must be greater than the third side. If a triangle has one side that is 18cm and a second side that is 3cm less than twice the third side, what are the possible lengths for the second and third sides?
Click here to see answer by Edwin McCravy(20054)  |
Question 311548: QUESTION #1: The base of a traingle sail is four times its height. If the area of the triangle is 162 square yards, find the base.
A = L x W 162 = 4x x=40.5
base = 4x
height = x
QUESTION #2: (3x-1)(9x2+3x+1)=0
3x-1=0 (3x-1)=0 (3x+1)=0
X=1/3 ? ?
Thank you!
Click here to see answer by checkley77(12844) |
Question 311649: Explain using words how you would set up let statements and write an equation to solve the following word problem. “The length of the skating rink is 7 less than 3 times the width. If the perimeter of the skating rink is 82 feet, find the length and width of the skating rink." You do not need to solve this problem.
Click here to see answer by stanbon(75887) |
Question 311865: I need help with this word problem:
A very skinny man is standing by a tall tree.The man's shadow is 14 feet and the tree has a shadow that is 40 feet long. If he is 5.5 feet tall,find how tall the tree is.
Thank you.
Click here to see answer by checkley77(12844) |
Question 312168: Mathematics have been searching for a formula that yields prime numbers. One such formula was X square – X + 41. Select some numbers for X, Substitute them in the formula, and see if prime numbers occur. Try to find a number for X that when substituted in the formula yields a composite number. Please select at least 5 numbers.
Click here to see answer by fractalier(6550)  |
Question 312263: two buildings are 60 feet apart acrooss a street. a person on top of the building finds the angle of elevation of the roof of the taller building to be 20 degrees and the angke of depression of its base to be 35 degrees. how tall is the taller building to the nearest foot?
Click here to see answer by mananth(16946) |
Question 312504: the equation to convert from degrees celsius to degress fahrenheit is f=1.8*C+32.
you tell your canadaian friend that it is 62 degrees fahrenheit in san francisco. since your friend hasnt take math yet, she doesnt know how to convert from fahrenheit to clesius. using the above equation do the conversion for her.
Click here to see answer by nerdybill(7384)  |
Question 312536: A closed box with a square base is required to have a volume of 10 feet.
A)Express the amount A of material used to make such a box as a function of the length x of a side of the square base.
B) How much material is required for a base 1 foot by 1 foot?
C)How much material is required for a base 2 feet by 2 feet?
D Graph A = A(x). For what value x is A smallest?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 312687: Orange juice concentrate is pured into a cylindrical cans with diameter 7cm and height 12cm. A space of 2.0cm is left at the top of the can to allow for expansion when concentrate freeze. What volume of concentrate is poured into each can?show work!
Click here to see answer by mananth(16946) |
Question 312790: Haley's art teacher has assigned her students a project in which they need to demonstrate their understanding of similar figures. The students are allowed to use any material that they want as long as the figures are similar. What must the two figures have in common to be similar?
a. equal areas
b. equal perimeter
c. corresponding angles that are congruent
d. corresponding sides that are congruent
Click here to see answer by rapaljer(4671)  |
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