20 inches

TV & monitor size

16.96 x 10.6 in

Aspect ratio 4:3

Aspect ratio 5:4

Aspect ratio 16:9

Aspect ratio 16:10

Aspect ratio 21:9

Aspect ratio 32:9

Metric

  • Kilometre (km)
    4.31×10⁻⁴ x 2.69×10⁻⁴
  • Metre (m)
    0.43 x 0.27
  • Decimetre (dm)
    4.31 x 2.69
  • Centimetre (cm)
    43.08 x 26.92
  • Millimetre (mm)
    430.78 x 269.24
  • Micrometre (µm)
    430,783.14 x 269,239.46
  • Nanometre (nm)
    430,783,138.43 x 269,239,461.52
  • Angstrom (Å)
    4.31×10⁹ x 2.69×10⁹

British/American

  • League
    8.92×10⁻⁵ x 5.58×10⁻⁵
  • Mile (mi)
    2.68×10⁻⁴ x 1.67×10⁻⁴
  • Furlong
    2.14×10⁻³ x 1.34×10⁻³
  • Chain
    0.02 x 0.01
  • Rod (rd)
    0.09 x 0.05
  • Yard (yd)
    0.47 x 0.29
  • Foot (ft)
    1.41 x 0.88
  • Link
    2.14 x 1.34
  • Hand
    4.24 x 2.65
  • Inch (in)
    16.96 x 10.6
  • Line
    169.6 x 106
  • Mil (mil)
    16,959.97 x 10,599.98
  • Thou (thou)
    16,959.97 x 10,599.98

Nautical

  • Nautical mile
    2.33×10⁻⁴ x 1.45×10⁻⁴
  • Fathom
    0.24 x 0.15

Astronomical

  • Parsec (pc)
    1.4×10⁻¹⁷ x 8.73×10⁻¹⁸
  • Light year
    4.55×10⁻¹⁷ x 2.85×10⁻¹⁷
  • Astronomical unit (AE)
    2.88×10⁻¹² x 1.8×10⁻¹²
  • Light minute
    2.39×10⁻¹¹ x 1.5×10⁻¹¹
  • Light second
    1.44×10⁻⁹ x 8.98×10⁻¹⁰