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Unit 4 : Measurement


TIPS

  1. Measurements using standard tools are much more accurate than measurements using non-standard tools.
  2. Area = length × width
  3. Volume = length × width × height

COMMON MISTAKES

Which of the following is the non-standard measuring tool for length?
  1. Ruler
  2. Straws
  3. Balance
  4. Measuring cylinder
Χ   Ruler is the standard measuring tool for length.
√  Non-standard measuring tools for length are such as straws, paper clips and sticks.
So, the correct answer is B.
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