Study

Perimeter (Math 5 Abacus pg. 35 & 36)

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  • Find the perimeter of the photo in cm.
    25cm x 31cm x 25cm x 31cm = 112cm 
  • Find the perimeter of the photo in m.
    21cm x 37cm x 21cm x 37cm = 116cm = 1.16m
  • Find the perimeter of a rectangle measuring 6.5 cm by 3.5 cm.
    6.5cm + 3.5cm + 6.5cm + 3.5cm = 20cm
  • Find the perimeter of the photo in m.
    20cm x 12cm x 20cm x 12cm = 64cm = .64m
  • Find the perimeter of the photo in m.
    30cm x 45cm x 30cm x 45cm = 150cm = 1.5m
  • Find the perimeter of the photo in m.
    18cm x 28cm x 18cm x 28cm = 92cm = .92m
  • Find the perimeter of the photo in m.
    22cm x 22cm x 22cm x 22cm x 22cm = 88cm = 1.1m
  • Find the perimeter of the photo in cm.
    8cm x 5cm x 8cm x 5cm = 18cm
  • Find the perimeter of an equilateral triangle with a side of 3.6 cm.
    3.6cm + 3.6cm + 3.6cm + 3.6cm = 10.8cm
  • Find the perimeter of a rectangle measuring 7 cm by 6 cm.
    7cm + 6cm + 7cm + 6cm = 26cm
  • Find the perimeter of the photo in cm.
    21cm x 42cm x 21cm x 42cm = 126cm
  • Find the perimeter of the photo in m.
    23cm x 14cm x 23cm x 14cm = 74cm = .74m
  • Find the perimeter of the photo in m.
    45cm x 45cm x 45cm x 45cm = 180cm = 1.8m
  • Find the perimeter of the photo in m.
    18cm x 18cm x 18cm x 18cm x 18cm x 18cm = 1.08cm = 1.1m
  • Find the perimeter of the photo in m.
    42cm x 20cm x 42cm x 20cm = 142cm = 1.24m
  • Find the perimeter of the photo in m.
    12cm x 20cm x 12cm x 20cm = 64cm = .64m
  • Find the perimeter of the photo in m.
    22cm x 18cm x 22cm x 18cm = 80cm = .8m
  • Find the perimeter of the photo in cm.
    16cm x 30cm x 16cm x 30cm = 92cm
  • Find the perimeter of a square with a side of 4.25 cm.
    4.25cm + 4.25cm + 4.25cm + 4.25cm = 17cm
  • Find the perimeter of a square with a side of 8 cm.
    8cm + 8cm + 8cm + 8cm = 32cm
  • Find the perimeter of the photo in cm.
    12cm x 6cm x 12cm x 6cm = 36cm
  • Find the perimeter of the photo in cm.
    15cm x 8cm x 15cm x 8cm = 46cm