Mensuration: Test 1

10 questions · 15 minutes · scoring and calculator rules shown before you begin

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Mensuration Test 1: questions and answers

Take the test first if you want an honest score. The answers and solutions below are folded away until you open them.

  1. 1. Find the area of a rectangle of length 21 cm and breadth 20 cm.
    1. 416
    2. 418
    3. 424
    4. 420

    Reference: q-42f1c20c-64 · Report this question

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    Answer: D. 420

    Area = length × breadth = 21 × 20 = 420 cm².
  2. 2. Find the perimeter of a rectangle of length 13 cm and breadth 12 cm.
    1. 48
    2. 50
    3. 56
    4. 44

    Reference: q-79789398-69 · Report this question

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    Answer: B. 50

    Perimeter = 2(l+b) = 2(13+12) = 50 cm.
  3. 3. Find the area of a square with side 14 cm.
    1. 192
    2. 194
    3. 196
    4. 200

    Reference: q-b6999b3d-43 · Report this question

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    Answer: C. 196

    Area = side² = 14² = 196 cm².
  4. 4. Using π = 22/7, find the circumference of a circle with radius 3 cm.
    1. 20.86
    2. 14.86
    3. 18.86
    4. 22.86

    Reference: q-2fc6b73e-69 · Report this question

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    Answer: C. 18.86

    Circumference = 2πr = 2×22/7×3 = 18.86 cm.
  5. 5. Find the volume of a cuboid measuring 11 cm × 12 cm × 3 cm.
    1. 390
    2. 400
    3. 396
    4. 402

    Reference: q-d53ee140-60 · Report this question

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    Answer: C. 396

    Volume = l×b×h = 11×12×3 = 396 cm³.
  6. 6. Find the area of a rectangle of length 25 cm and breadth 7 cm.
    1. 181
    2. 175
    3. 173
    4. 179

    Reference: q-d63b947-63 · Report this question

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    Answer: B. 175

    Area = length × breadth = 25 × 7 = 175 cm².
  7. 7. Find the perimeter of a rectangle of length 16 cm and breadth 5 cm.
    1. 46
    2. 42
    3. 36
    4. 44

    Reference: q-dcaa6dbb-68 · Report this question

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    Answer: B. 42

    Perimeter = 2(l+b) = 2(16+5) = 42 cm.
  8. 8. Find the area of a square with side 8 cm.
    1. 70
    2. 64
    3. 58
    4. 60

    Reference: q-ccafc678-42 · Report this question

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    Answer: B. 64

    Area = side² = 8² = 64 cm².
  9. 9. Using π = 22/7, find the circumference of a circle with radius 3 cm. (Practice set 1, question 9)
    1. 20.86
    2. 16.86
    3. 12.86
    4. 18.86

    Reference: q-2c0e0b42-98 · Report this question

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    Answer: D. 18.86

    Circumference = 2πr = 2×22/7×3 = 18.86 cm.
  10. 10. Find the volume of a cuboid measuring 8 cm × 12 cm × 8 cm.
    1. 768
    2. 774
    3. 770
    4. 764

    Reference: q-1b41823-59 · Report this question

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    Answer: A. 768

    Volume = l×b×h = 8×12×8 = 768 cm³.

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