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Olympiad (Class 5) Perimeter and Area — practice questions — page 3

Explore 66 free Perimeter and Area questions in Olympiad (Class 5) Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Perimeter and Area questions and exercises with answers

Showing questions 61–66 of 66.

Which unit would suit the area of a football ground best?Read the answer and worked solution →What does a square of side 1 cm give as its area unit?Read the answer and worked solution →A 3 m by 2 m rectangle has an area of 6 sq m. How many square millimetres is that?Read the answer and worked solution →A rectangle has sides of 14 cm and 9 cm. A square has the same perimeter. What is the square's side?Read the answer and worked solution →A boundary wall 60 m long is built round a square plot. How long is one side of the plot?Read the answer and worked solution →A string just goes round a spool once. The string length matches which measure of the spool?Read the answer and worked solution →

Worked practice questions

Which unit would suit the area of a football ground best?

  1. Square metre
  2. Cubic millimetre
  3. Square millimetre
  4. Plain millimetre
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Correct answer: A. Square metre

A big ground is measured in square metres, because area needs a square unit and square millimetres are far too small.

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What does a square of side 1 cm give as its area unit?

  1. One centimetre
  2. One square centimetre
  3. One cubic centimetre
  4. One square metre
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Correct answer: B. One square centimetre

The area of a square with a 1 cm side is one square centimetre.

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A 3 m by 2 m rectangle has an area of 6 sq m. How many square millimetres is that?

  1. 60,000
  2. 600,000
  3. 6,000,000
  4. 60,000,000
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Correct answer: C. 6,000,000

One square metre is 1,000,000 sq mm, so 6 sq m is 6,000,000 sq mm.

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