Class 6 Mathematics Chapter 6: Perimeter and Area — practice questions with answers
Free practice for Class 6 Mathematics, Chapter 6: Perimeter and Area. Try the solved questions below, then take a free test with instant marking and explanations.
32 questions12 easy, 14 medium, 6 hardNCERT · CBSE · State boards
Sample questions with solutions
Q1. The perimeter of a closed plane figure is ______.
- the distance covered along its boundary when you go around it once
- the region enclosed by it
- the length of its longest side
- the number of its corners
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Answer: A. the distance covered along its boundary when you go around it once
Why: For a polygon this is the sum of the lengths of all its sides. [p.129]
Why: For a polygon this is the sum of the lengths of all its sides. [p.129]
Q2. Find the perimeter of a rectangle 15 cm long and 9 cm wide (in cm).
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Answer: 48 (± 0)
Why: Perimeter = 2 × (length + breadth) = 2 × (15 + 9) = 48 cm. [p.130]
Why: Perimeter = 2 × (length + breadth) = 2 × (15 + 9) = 48 cm. [p.130]
Q3. Perimeter of a square = ______ × length of a side
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Answer: 4 (± 0)
Why: All four sides of a square are equal, so we multiply one side by 4. [p.130]
Why: All four sides of a square are equal, so we multiply one side by 4. [p.130]
Q4. A triangle has sides 6 cm, 9 cm and 11 cm. What is its perimeter (in cm)?
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Answer: 26 (± 0)
Why: 6 + 9 + 11 = 26 cm. [p.131]
Why: 6 + 9 + 11 = 26 cm. [p.131]
Q5. A 42 cm string is used to make a regular hexagon (six equal sides). How long is each side (in cm)?
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Answer: 7 (± 0)
Why: 42 ÷ 6 = 7 cm. [p.132]
Why: 42 ÷ 6 = 7 cm. [p.132]
Q6. Perimeter of an equilateral triangle = ______ × length of a side
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Answer: 3 (± 0)
Why: All three sides of an equilateral triangle are equal, so its perimeter is 3 times one side. [p.135]
Why: All three sides of an equilateral triangle are equal, so its perimeter is 3 times one side. [p.135]
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Frequently asked questions
How many practice questions are there for Class 6 Mathematics Chapter 6: Perimeter and Area?
32 questions (12 easy, 14 medium, 6 hard). A few are solved on this page; the free test shows the answer and explanation for every question after you submit.
Is this chapter from the NCERT book?
Yes — it follows the NCERT Class 6 Mathematics syllabus, used by CBSE and many state boards.