Cube root - math problems

Number of problems found: 99

  • Cube - wall
    cubes V kocke ABCDEFGH je ?. Aký je povrch kocky?
  • Cube 9
    MD_cheese_cubes What was the cube's original edge length after cutting 39 small cubes with an edge of 2 dm left 200 dm3?
  • Cube 6
    water_cube The surface area of one wall cube is 1600 cm square. How many liters of water can fit into the cube?
  • Tetrahedral prism
    hranol The height of a regular tetrahedral prism is three times greater than the length of the base edge. Calculate the length of the base edge, if you know that the prism volume is 2187 cm3.
  • Cube 6
    cubes Volume of the cube is 216 cm3, calculate its surface area.
  • Cube 8
    cubes2 The surface of the cube is 0.54 m2. Calculate the length of the cube edge.
  • Cube containers
    cubes Two containers shaped of cube with edges of 0.7 m and 0.9 m replace a single cube so that it has the same volume as the original two together. What is the length of the edges of the new cube?
  • Variations 3rd class
    cubic From how many elements we can create 13,800 variations 3rd class without repeating?
  • Moivre 2
    moivre_complex Find the cube roots of 125(cos 288° + i sin 288°).
  • Annual income
    income The annual income (in thousands of $) of fifteen families is 60, 80, 90, 96, 120, 150, 200, 360, 480, 520, 1060, 1200, 1450, 2500, 7200. Calculate the harmonic and geometric mean.
  • Two boxes-cubes
    3-kostky Two boxes cube with edges a=38 cm and b = 81 cm is to be replaced by one cube-shaped box (same overall volume). How long will be its edge?
  • Equilateral cylinder
    3d Equilateral cylinder (height = base diameter; h = 2r) has a volume of V = 199 cm3 . Calculate the surface area of the cylinder.
  • For thinkings
    glass_cubes The glass cube dive into the aquarium, which has a length of 25 cm, width 20 cm and height of 30 cm. Aquarium water rises by 2 cm. a) What is the volume of a cube? b) How many centimeters measure its edge?
  • Hollow sphere
    sphere The steel hollow sphere floats on the water plunged into half its volume. Determine the outer radius of the sphere and wall thickness, if you know that the weight of the sphere is 0.5 kg and the density of steel is 7850 kg/m3
  • Cube basics
    krychle How long is the edge length of a cube with volume 15 m3?
  • Chemical parison
    banka The blown parison (with shape of a sphere) have a volume 1.5 liters. What is its surface?
  • Cylinder - area
    valec The diameter of the cylinder is one-third the length of the height of the cylinder. Calculate the surface of cylinder if its volume is 2 m3.
  • Surface of the cylinder
    cylinder Calculate the surface area of the cylinder when its volume is 45 l and the perimeter of base is three times of the height.
  • Iron sphere
    sphere Iron sphere has weight 100 kg and density ρ = 7600 kg/m3. Calculate the volume, surface, and diameter of the sphere.
  • Funnel
    nalevka The funnel has the shape of an equilateral cone. Calculate the surface wetted with water if we poured into the funnel 7.1 liters of water.

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