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MCQ

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11 questions · auto-graded multiple-choice test.

MCQ 41 Mark
The number of lines of symmetry of the letter $Z$ of the English alphabet is :
  • $0$
  • B
    $1$
  • C
    $2$
  • D
    $3$
Answer
Correct option: A.
$0$
$Z$ has no line of symmetry.
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MCQ 51 Mark
The total number of lines of symmetry of a isosceles triangle is :
  • $1$
  • B
    $2$
  • C
    $3$
  • D
    None of these.
Answer
Correct option: A.
$1$
$1$
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MCQ 61 Mark
The number of lines of symmetry of a circle is:
  • A
    $0$
  • B
    $1$
  • C
    $4$
  • Unlimited
Answer
Correct option: D.
Unlimited

A circle has an infinite number of symmetry all along the diameters.
It has an infinite number of diameters.
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MCQ 81 Mark
The total number of lines of symmetry of a scalene triangle is:
  • A
    $1$
  • B
    $2$
  • C
    $3$
  • None of these.
Answer
Correct option: D.
None of these.
This is because the line of symmetry of a scalene triangle is $0$.
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MCQ 91 Mark
The number of lines of symmetry of the letter $O$ of the English alphabet is:
  • A
    $0$
  • B
    $1$
  • $2$
  • D
    $3$
Answer
Correct option: C.
$2$
$2$
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MCQ 101 Mark
The number of lines of symmetry of an $n-$sided regular polygon is:
  • $n$
  • B
    $2n$
  • C
    $\frac{\text{n}}{2}$
  • D
    None of these
Answer
Correct option: A.
$n$
The number of lines of symmetry of a regular polygon is equal to the sides of the polygon. If it has $'n\ ’$ number of sides, then there are $'n\ ’$ lines of symmetry.
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MCQ 111 Mark
An equilateral triangle is symmetrical about each of its:
  • A
    Altitudes
  • B
    Median
  • C
    Angle of bisectors
  • All of the above
Answer
Correct option: D.
All of the above
In equilateral triangle altitudes, angle bisectors and medians are all the same.

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