Mensuration Questions Practice Question and Answer

Q:

What is the height of a solid right circular cylinder whose radius is 3 cm and total surface area is 60 πcm?

438 0

  • 1
    3 cm
    Correct
    Wrong
  • 2
    9 cm
    Correct
    Wrong
  • 3
    7 cm
    Correct
    Wrong
  • 4
    5 cm
    Correct
    Wrong
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Answer : 3. "7 cm"

Q:

The diameter of the base of a right-circular cylinder is 12 cm and the height of the cylinder is 2.45 times the radius of its base. Find the curved surface area of the cylinder. [Use π=22/7]

404 0

  • 1

    554.4 cm2

    Correct
    Wrong
  • 2

    552.4 cm2

    Correct
    Wrong
  • 3

    556.4 cm2

    Correct
    Wrong
  • 4

    544.4 cm2

    Correct
    Wrong
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Answer : 1. "

554.4 cm2

"

Q:

If the circumference of a circle is equal to the perimeter of a square, and the radius of the given circle is positive, then which of the following options is correct?

417 0

  • 1
    Area of the circle > Area of the square
    Correct
    Wrong
  • 2
    Area of the circle ≥ Area of the square
    Correct
    Wrong
  • 3
    Area of the circle < Area of the square
    Correct
    Wrong
  • 4
    Area of the circle = Area of the square
    Correct
    Wrong
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Answer : 1. "Area of the circle > Area of the square"

Q:

A rectangular LCD has an area of 480 $${{cm^2}}$$ and a perimeter of 92 $${{cm^2}}$$ . If the size of the LCD is defined of the diagonal, then what the size of the LCD?

593 0

  • 1
    34 cm
    Correct
    Wrong
  • 2
    39 cm
    Correct
    Wrong
  • 3
    31 cm
    Correct
    Wrong
  • 4
    35 cm
    Correct
    Wrong
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Answer : 1. "34 cm"

Q:

If a store room of a house is in the shape of a cuboid having a length of 3 m, a width of 2 m, and a height of 4m, find the total area of its four walls.

389 0

  • 1
    $${{50cm^2}}$$
    Correct
    Wrong
  • 2
    $${{20cm^2}}$$
    Correct
    Wrong
  • 3
    $${{40cm^2}}$$
    Correct
    Wrong
  • 4
    $${{24cm^2}}$$
    Correct
    Wrong
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Answer : 3. "$${{40cm^2}}$$"

Q:

Each side of a square is 12 cm long. The perimeter of this square is equal to the perimeter of a rectangle whose length is 16 cm. What will be the area of this rectangle?

353 0

  • 1
    $${{128cm^2}}$$
    Correct
    Wrong
  • 2
    $${{112cm^2}}$$
    Correct
    Wrong
  • 3
    $${{184cm^2}}$$
    Correct
    Wrong
  • 4
    $${{156cm^2}}$$
    Correct
    Wrong
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Answer : 1. "$${{128cm^2}}$$"

Q:

A The cost of building a fence around a circular field is ₹7,425 at the rate of 13.50 per foot. What is the area of the circular field? [use $$π={22\over 7}$$]

436 1

  • 1
    25018.5 $${{ft^2}}$$
    Correct
    Wrong
  • 2
    23864.4 $${{ft^2}}$$
    Correct
    Wrong
  • 3
    24062.5 $${{ft^2}}$$
    Correct
    Wrong
  • 4
    24644.5 $${{ft^2}}$$
    Correct
    Wrong
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Answer : 4. "24644.5 $${{ft^2}}$$"

Q:

The slant height and the radius of a right circular cone are 11 cm and 6 cm, respectively. What is the curved surface area of the cone?

446 1

  • 1
    $${{74л cm^2}}$$
    Correct
    Wrong
  • 2
    $${{60л cm^2}}$$
    Correct
    Wrong
  • 3
    $${{44л cm^2}}$$
    Correct
    Wrong
  • 4
    $${{66л cm^2}}$$
    Correct
    Wrong
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Answer : 4. "$${{66л cm^2}}$$"

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