Geometry English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021

9th Standard

    Reg.No. :
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Maths

Time : 00:10:00 Hrs
Total Marks : 10

    Part A

    10 x 1 = 10
  1. The exterior angle of a triangle is equal to the sum of two

    (a)

    Exterior angles

    (b)

    Interior opposite angles

    (c)

    Alternate angles

    (d)

    Interior angles

  2. ABCD is a square, diagonals AC and BD meet at O. The number of pairs of congruent triangles are

    (a)

    6

    (b)

    8

    (c)

    4

    (d)

    12

  3. The correct statement out of the following is

    (a)

    ΔABC ≅ ΔDEF

    (b)

    ΔABC ≅ ΔDEF

    (c)

    ΔABC ≅ ΔFDE

    (d)

    ΔABC ≅ ΔFED

  4. If bisectors of ∠A and ∠B of a quadrilateral ABCD meet at O, then ∠AOB is

    (a)

    ∠C + ∠D

    (b)

    \(\frac { 1 }{ 2 } (\angle C+\angle D)\)

    (c)

    \(\frac { 1 }{ 2 } \angle C+\frac { 1 }{ 3 } \angle D\)

    (d)

    \(\frac { 1 }{ 3 } \angle C+\frac { 1 }{ 2 } \angle D\).

  5. Which of the following statement is correct?

    (a)

    Opposite angles of a parallelogram are not equal.

    (b)

    Adjacent angles of a parallelogram are complementary.

    (c)

    Diagonals of a parallelogram are always equal.

    (d)

    Both pairs of opposite sides of a parallelogram are always equal.

  6. The point of concurrency of the medians of a triangle is known as __________

    (a)

    circumcentre

    (b)

    incentre

    (c)

    orthocentre

    (d)

    centroid

  7. If the length of a chord decreases, then its distance from the centre__________

    (a)

    Increases

    (b)

    decreases

    (c)

    same

    (d)

    cannot say

  8. The angle subtend by a semicircle at the remaining part of the circumference is___________

    (a)

    60o

    (b)

    90o

    (c)

    120o

    (d)

    180°

  9. If sum of two opposite angles of a cyclic quadrilateral is_________

    (a)

    45°

    (b)

    90°

    (c)

    180°

    (d)

    360°

  10. The perpendicular line from the centre of the circle to the chord divided the chord in the ratio________

    (a)

    1: 1

    (b)

    1: 2

    (c)

    2: 1

    (d)

    1: 3

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