Mensuration Questions Practice Question and Answer

Q:

The length of the diagonal of a square is ‘a’ cm. Which of the following represents the area of the square (in sq. cm.)?

394 0

  • 1
    2a
    Correct
    Wrong
  • 2
    $${a\over\sqrt { 2}\ }$$
    Correct
    Wrong
  • 3
    $${a^2\over 2} $$
    Correct
    Wrong
  • 4
    $${a^2\over 4} $$
    Correct
    Wrong
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Answer : 3. "$${a^2\over 2} $$"

Q:

If the length of the diagonal AC of a square ABCD is 5.2 cm, then the area of the square is: 

950 0

  • 1
    15.12 sq. cm
    Correct
    Wrong
  • 2
    13.52 sq. cm
    Correct
    Wrong
  • 3
    12.62 sq. cm
    Correct
    Wrong
  • 4
    10.00 sq. cm
    Correct
    Wrong
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Answer : 2. "13.52 sq. cm "

Q:

What is a point at equidistant from the vertices of a triangle called?

559 0

  • 1
    nucleus
    Correct
    Wrong
  • 2
    end center
    Correct
    Wrong
  • 3
    circumcentre
    Correct
    Wrong
  • 4
    vertical center
    Correct
    Wrong
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Answer : 3. "circumcentre"

Q:

If in a triangle the circumcentre, incentre, centroid and orthocentre are at the same place, then what will that triangle be like?

547 0

  • 1
    acute
    Correct
    Wrong
  • 2
    isosceles
    Correct
    Wrong
  • 3
    Right angle
    Correct
    Wrong
  • 4
    equilateral
    Correct
    Wrong
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Answer : 4. "equilateral"

Q:

Each side of a square is 6 cm. On which a pyramid has been built, its slant height is 4: 2 cm. Find the total surface of the pyramid?

542 0

  • 1
    94.2 sq. m.
    Correct
    Wrong
  • 2
    86.4 sq. m.
    Correct
    Wrong
  • 3
    49.5 sq. m.
    Correct
    Wrong
  • 4
    38.2 sq. m.
    Correct
    Wrong
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Answer : 2. "86.4 sq. m."

Q:

If three cubes of sides 3 cm, 4.5 m and 5 cm respectively are melted to form a big money, then find the side of the new cube.

620 0

  • 1
    5
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 4. "6"

Q:

If the height of the cylinder is 4 times its circumference, what is the volume of the cylinder with respect to its circumference c?

465 0

  • 1
    $${2c^3\overπ}$$
    Correct
    Wrong
  • 2
    $${c^3\overπ}$$
    Correct
    Wrong
  • 3
    $${4πc^3}$$
    Correct
    Wrong
  • 4
    $${2πc^3}$$
    Correct
    Wrong
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Answer : 2. " $${c^3\overπ}$$"

Q:

The volume of a cuboid is 2 times the volume of a cube. If the dimensions of the side are 9 cm by 8 cm and 6 cm, then the total surface area of the cube is

443 0

  • 1
    32 sq cm
    Correct
    Wrong
  • 2
    216 sq cm
    Correct
    Wrong
  • 3
    435 sq cm
    Correct
    Wrong
  • 4
    108 sq cm
    Correct
    Wrong
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Answer : 2. "216 sq cm"

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