Volume and Surface Area Questions Practice Question and Answer

Q:

Smallest side of a right angled triangle is 13 cm less than the side of a square of perimeter 72 cm. Second largest side of the right angled triangle is 2 cm less than the length of the rectangle of area 112 cm² and breadth 8 cm. What is the largest side of the right angled triangle?

6426 0

  • 1
    20 cm
    Correct
    Wrong
  • 2
    12 cm
    Correct
    Wrong
  • 3
    10 cm
    Correct
    Wrong
  • 4
    13 cm
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "13 cm"

Q:

The area of trapezium is 21 square cm, the distance between the parallel sides is 3 cm and one of the parallel sides is 8.3 cm. What is the length of the other parallel side ?

2884 1

  • 1
    12.7 cm
    Correct
    Wrong
  • 2
    7.7 cm
    Correct
    Wrong
  • 3
    10.7 cm
    Correct
    Wrong
  • 4
    5.7 cm
    Correct
    Wrong
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Answer : 4. "5.7 cm"

Q:

If the circumference of a circle is 4.4 m, then the area of the circle (in m2) is :

2645 0

  • 1
    49/π
    Correct
    Wrong
  • 2
    49π
    Correct
    Wrong
  • 3
    4.9π
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these "

Q:

The curved surface area of a cylindrical pillar is 264 square meter and its volume is 924 cubic meters. Find the ratio of its diameter to its height.

2059 0

  • 1
    7 : 6
    Correct
    Wrong
  • 2
    3 : 7
    Correct
    Wrong
  • 3
    7 : 3
    Correct
    Wrong
  • 4
    6 : 7
    Correct
    Wrong
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Answer : 3. "7 : 3"

Q:

PQRS is a parallelogram, Angle SPQ=60 Degree, QR=40 cm and PQ=10 cm, then find the area of the parallelogram.

2043 0

  • 1
    100√3 sq.cm
    Correct
    Wrong
  • 2
    200√3 sq.cm
    Correct
    Wrong
  • 3
    100 sq.cm
    Correct
    Wrong
  • 4
    500 sq.cm
    Correct
    Wrong
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Answer : 2. "200√3 sq.cm"

Q:

The area of an equilateral triangle inscribed in a circle is $$ 9√3 cm^2$$ . The area of the circle is:

1982 0

  • 1
    $$ 8√3cm^2$$
    Correct
    Wrong
  • 2
    $$ 13π cm^2 $$
    Correct
    Wrong
  • 3
    $$ 12π cm^2 $$
    Correct
    Wrong
  • 4
    $$ 36π cm^2 $$
    Correct
    Wrong
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Answer : 3. "$$ 12π cm^2 $$"

Q:

Sides of a triangle are 13 cm, 84 cm and 85 cm. Find its area(in square cm)?

1923 0

  • 1
    546
    Correct
    Wrong
  • 2
    550
    Correct
    Wrong
  • 3
    555
    Correct
    Wrong
  • 4
    558
    Correct
    Wrong
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Answer : 1. "546 "

Q:

Find the area of the shaded region if the radius of each of the circle is 1 cm.

1737 1

  • 1
    $$ 2-{π\over3}$$
    Correct
    Wrong
  • 2
    $$ \sqrt{3}-{π\over2}$$
    Correct
    Wrong
  • 3
    $$ \sqrt{3}-{π}$$
    Correct
    Wrong
  • 4
    $$ \sqrt{3}-{π\over4}$$
    Correct
    Wrong
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Answer : 1. "$$ 2-{π\over3}$$"

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