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MATHS M.C.Q. [1 Marks Each]

Symmetry and Practical Geometry · UP Board (UPMSP) STD 6 (UPMSP - English Medium). 17 questions.

Questions

M.C.Q. [1 Marks Each]

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17 questions · timed · auto-graded

MCQ 11 Mark
The instrument in the geometry box having the shape of a triangle is called a:
  • ✓
    Protractor.
  • B
    Compasses.
  • C
    Divider.
  • D
    Set-square.
Answer
Correct option: A.
Protractor.
On observing the instruments in the geometry box, we find that a set square has a shape of a triangle.
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MCQ 21 Mark
Which of the following letters has only one line of symmetry?
  • A
    $H.$
  • B
    $X.$
  • C
    $Z.$
  • ✓
    $T.$
Answer
Correct option: D.
$T.$
Since, the letter $T$ has only one line of symmetry.
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MCQ 31 Mark
The number of lines of symmetry in a divider is:
  • A
    $0.$
  • ✓
    $1.$
  • C
    $2.$
  • D
    $3.$
Answer
Correct option: B.
$1.$
Since, a divider has one line of symmetry.

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MCQ 41 Mark
The number of lines of symmetry in a $30^\circ- 60^\circ- 90^\circ$ set square is:
 
  • A
    $0$
  • ✓
    $1$
  • C
    $2$
  • D
    $3$
Answer
Correct option: B.
$1$
Since, a $30^\circ - 60^\circ - 90^\circ $ set square has a shape of scalene triangle and a scalene triangle has no line of symmetry.
Note: In the given set square all three angles are different, it means all sides will be differ.
So, the shape of set square is a scalene triangle.
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MCQ 51 Mark
The instrument to draw a circle is:
  • A
    Ruler.
  • B
    Protractor.
  • C
    Divider.
  • ✓
    Compasses.
Answer
Correct option: D.
Compasses.
Compass is used to draw a circle.
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MCQ 61 Mark
The instrument to measure an angle is a:
  • A
    Ruler.
  • ✓
    Protractor.
  • C
    Divider.
  • D
    Compasses.
Answer
Correct option: B.
Protractor.
Protractor is used to measure an angle.
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MCQ 71 Mark
The number of lines of symmetry in a circle is:
  • A
    $0.$
  • B
    $2.$
  • C
    $4.$
  • ✓
    More than $4.$
Answer
Correct option: D.
More than $4.$
Since, a circle has infinite number of lines of symmetry all along the diameters.
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MCQ 81 Mark
Which of the following letters does not have the vertical line of symmetry?
  • A
    $M$.
  • B
    $H.$
  • ✓
    $E.$
  • D
    $V.$
Answer
Correct option: C.
$E.$
Since, the letter $E$ has horizontal line of symmetry.
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MCQ 91 Mark
In the following figures, the figure that is not symmetric with respect to any line is:
  • A
    $(i)$
  • ✓
    $(ii)$
  • C
    $(iii)$
  • D
    $(iv)$
Answer
Correct option: B.
$(ii)$
$i.$ Rectangle has two lines of symmetry.

$ii.$  This figure has no line of symmetry.

$iii.$ Triangle has one line of symmetry in case of isosceles triangle and three lines of symmetry in case of equilateral triangle.

$iv.$ Circle has infinite lines of symmetry.

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MCQ 101 Mark
The number of lines of symmetry in compasses is:
  • ✓
    $0.$
  • B
    $1.$
  • C
    $2.$
  • D
    $3.$
Answer
Correct option: A.
$0.$

Since, a compass has no line of symmetry.
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MCQ 111 Mark
The number of lines of symmetry in a protractor is:
  • A
    $0.$
  • ✓
    $1.$
  • C
    $2.$
  • D
    more than $2.$
Answer
Correct option: B.
$1.$
Since, a protractor has a shape of semi-circle and a semi-circle has one line of symmetry.
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MCQ 121 Mark
The number of lines of symmetry in a scalene triangle is:
  • ✓
    $0.$
  • B
    $1.$
  • C
    $2.$
  • D
    $3.$
Answer
Correct option: A.
$0.$
Since, scalene triangle has no lines of symmetry.
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MCQ 131 Mark
Which of the following letters does not have any line of symmetry?
  • A
    $M.$
  • ✓
    $S.$
  • C
    $K.$
  • D
    $H.$
Answer
Correct option: B.
$S.$
Since, the letter $S$ has no line of symmetry.
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MCQ 141 Mark
Which of the following letters have both horizontal and vertical lines of symmetry?
  • ✓
    $X$.
  • B
    $E$.
  • C
    $M.$
  • D
    $K.$
Answer
Correct option: A.
$X$.
$a.$ It has both horizontal and vertical lines of symmetry.

$b.$ It has only horizontal line of symmetry.

$c.$ It has only vertical line of symmetry.

$d.$ It has only horizontal line of symmetry.
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MCQ 151 Mark
Number of set squares in the geometry box is:
  • A
    $0.$
  • B
    $1.$
  • ✓
    $2.$
  • D
    $3.$
Answer
Correct option: C.
$2.$
A geometry box has two set squares.
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MCQ 161 Mark
The number of lines of symmetry in a ruler is:
  • A
    $0.$
  • B
    $1.$
  • ✓
    $2.$
  • D
    $4.$
Answer
Correct option: C.
$2.$
Since, a ruler is generally rectangular in shape. Therefore, it has two lines of symmetry.
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MCQ 171 Mark
The number of lines of symmetry in a $45^\circ - 45^\circ - 90^\circ$ set-square is:
 
  • ✓
    $0$
  • B
    $1$
  • C
    $2$
  • D
    $3$
Answer
Correct option: A.
$0$
Since, a $45^\circ - 45^\circ - 90^\circ $ set square has a shape of isosceles triangle and an isosceles triangle has one line of symmetry.

Note: In the given set square two angles are same, it means two sides will be same. So, the shape of set square is an isosceles triangle.
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