Measurement Question and Answer Practice Question and Answer

Q:

The side of a square is 8 cm. If a square is made by joining the mid points of each sides of this square and this process goes up to infinity. Calculate the sum of areas of all the squares made.

1324 0

  • 1
    128 $$cm^2$$
    Correct
    Wrong
  • 2
    256 $$cm^2$$
    Correct
    Wrong
  • 3
    64 $$cm^2$$
    Correct
    Wrong
  • 4
    32 $$cm^2$$
    Correct
    Wrong
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Answer : 1. "128 $$cm^2$$"

Q:

The lateral surface area of a cylinder is 792cm2. If its height is 14cm, then its volume (in cm3) is? [Take π = 22/7 ]

770 0

  • 1
    2564
    Correct
    Wrong
  • 2
    3929
    Correct
    Wrong
  • 3
    1243
    Correct
    Wrong
  • 4
    3564
    Correct
    Wrong
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Answer : 4. "3564"

Q:

A semi-circular sheet of metal of diameter 28 cm. is bent into an open conical cup. The depth of the cup is approximately 

1019 0

  • 1
    15 cm.
    Correct
    Wrong
  • 2
    14 cm.
    Correct
    Wrong
  • 3
    11 cm.
    Correct
    Wrong
  • 4
    12 cm.
    Correct
    Wrong
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Answer : 4. "12 cm. "

Q:

If the length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively, then find its perimeter (in cm).

937 0

  • 1
    124
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    62
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 3. "62 "

Q:

A copper wire is bent in the shape of a square of area 81 cm2. If the same wire is bent in the form of a semicircle, the radius (in cm) of the semicircle is (take π=22/7 ) 

1249 0

  • 1
    126
    Correct
    Wrong
  • 2
    14
    Correct
    Wrong
  • 3
    10
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 4. "7"

Q:

The measure of the angles of a triangle are in the ratio 2 : 7 : 11. Measures of angles are : 

1153 0

  • 1
    $$16^0, 56^0, 88^0$$
    Correct
    Wrong
  • 2
    $$18^0, 63^0, 99^0$$
    Correct
    Wrong
  • 3
    $$20^0, 70^0, 90^0$$
    Correct
    Wrong
  • 4
    $$25^0, 175^0, 105^0$$
    Correct
    Wrong
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Answer : 2. "$$18^0, 63^0, 99^0$$"

Q:

∆ DEF is right angle at E. if m∠F = 300 Then Find the value of   $$\left( cos D - {1\over 2}\right)$$ = ?

1193 0

  • 1
    $$-{1\over2}$$
    Correct
    Wrong
  • 2
    $${{6}- \sqrt{1}}\over 3 $$
    Correct
    Wrong
  • 3
    $${\sqrt{2}- 2}\over 2\sqrt{2} $$
    Correct
    Wrong
  • 4
    $${\sqrt{2}- 2} $$
    Correct
    Wrong
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Answer : 3. "$${\sqrt{2}- 2}\over 2\sqrt{2} $$"

Q:

∆ ABC  is right angle at B. If m∠C = 450 Then find the value of ( cosec A - √3) = ?

1024 0

  • 1
    $${{4}- \sqrt{3}}\over 2 $$
    Correct
    Wrong
  • 2
    $$\sqrt{2}-\sqrt{3} $$
    Correct
    Wrong
  • 3
    $${- \sqrt{3}}\over 2 $$
    Correct
    Wrong
  • 4
    $${{6}- \sqrt{1}}\over 3 $$
    Correct
    Wrong
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Answer : 2. "$$\sqrt{2}-\sqrt{3} $$"

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