Problems of the unit conversion of an area

Number of problems found: 232

  • Garden
    How many steps of 76 cm circumvent square garden with area 1.8 ha?
  • Rainfall
    Annual rainfall in our country is an average of 797 mm. How many m3 of water rains on average per hectare?
  • Rotating cone II
    Calculate area of surface of rotating cone with base radius r=19 cm and height h=9 cm.
  • Sphere slices
    Calculate the volume and surface of a sphere if the radii of parallel cut r1=31 cm, r2=92 cm, and its distance v=25 cm.
  • Copper sheet
    The copper plate has a length of 1 m, width 94 cm and weighs 9 kg. What is the plate thickness, if 1 m3 weighs 8715 kg?
  • Aquarium II
    Calculate how much glass we need to build an aquarium with a rectangular shape with base 70 cm × 70 cm and a height of 70 cm, if the waste is 2%. Aquarium haven't top glass.
  • Forest nursery
    In Forest nursery plant one pine to 1.9 m2. Calculate how many plants are planting in area 362 acres.
  • Widescreen monitor
    Computer businesses hit by a wave of widescreen monitors and televisions. Calculate the area of ​​the LCD monitor with a diagonal size 20 inches at ratio 4:3 and then 16:9 aspect ratio. Is buying widescreen monitors with the same diagonal more advantageou
  • Glass mosaic
    How many dm2 glass is nessesary to produc 97 slides of a regular 6-gon, whose side has length 21 cm? Assume that cutting glass waste is 10%.
  • Rectangles
    Calculate how many squares/rectangles of size 4×3 cm can be cut from a sheet of paper of 36 cm × 32 cm?
  • Area of trapezoid
    The trapezoid bases are and 7 dm and 11 cm. His height is 4 cm. Calculate the area of the trapezoid.
  • Cu thief
    The thief stole 121 meters copper wire with a cross-section area of 103 mm2. Calculate how much money gets in the scrap redemption if redeemed copper for 4.6 Eur/kg? The density of copper is 8.96 t/m3.

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