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Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 190772: Jim's nephew owns a triangular plot of land. The perimeter fence that surrounds the land measures 121 feet. The shortest side is 15 feet longer than one-half of the longest side. The second longest side is 4 feet shorter than the longest side. What is the length of each side?
Click here to see answer by solver91311(5072)  |
Question 192021This question is from textbook
: A square peice of cardboard is formed into a box by cutting out 3 in squares from each of the corners and folding up the sides. If the volume of the box needs to be 126.75 cubic inches, what size square piece of cardboard is needed?This question is from textbook
Click here to see answer by Earlsdon(4900)  |
Question 192078: The sum of the measures of three of the interior angles of a convex pentagon is 280. The measure of the fourth angle is three times the measure of the fifth angle. Fin the measure of the fourth angle.
Click here to see answer by orca(409)  |
Question 192068This question is from textbook
: The earth has a circumference of 25,000 miles. The diameter I beleive would be 7961.78. If you walked completely around the world, and you are 5 feet tall how much farther would your heat travel than your feet?This question is from textbook
Click here to see answer by ptaylor(1578)  |
Question 192748: A building 220 feet tall casts a 100 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)
Click here to see answer by jojo14344(1483)  |
Question 192983: Suppose you have 2000cm^2 of material to create a 3D figure with the greatest volume. The material can be formed into a square-based prism (cube), a cylinder or a sphere.
b) Determine the dimensions of the cylinder and sphere so that the volume is maximized.
c) Determine the volume of the cylinder and sphere.
Here are my answers. Are they correct?:
b) cube= 18.26 cm, cylinder radius= 12.6 cm Cylinder height= 12.7 cm, sphere radius = 12.6 cm
c) Cube: 6,088.4 cm^3 Cylinder: 12,568 cm^3 Sphere: 8,375 cm^3
If these answers are not correct, how do I solve these questions?
Click here to see answer by Alan3354(6089)  |
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