Term 1 Model Questions

9th Standard

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Maths

Time : 02:00:00 Hrs
Total Marks : 60
    6 x 1 = 6
  1. Which of the following is correct?

    (a)

    {7} ∈ {1,2,3,4,5,6,7,8,9,10}

    (b)

    7 ∈ {1,2,3,4,5,6,7,8,9,10}

    (c)

    7 ∉ {1,2,3,4,5,6,7,8,9,10}

    (d)

    {7} \(\nsubseteq \) {1,2,3,4,5,6,7,8,9,10}

  2. If B – A is B, then A∩B is

    (a)

    A

    (b)

    B

    (c)

    U

    (d)

  3. An irrational number between 2 and 2.5 is

    (a)

    \(\sqrt { 11 } \)

    (b)

    \(\sqrt { 5 } \)

    (c)

    \(\sqrt { 2.5 } \)

    (d)

    \(\sqrt { 8 } \)

  4. x3 – x2 is a …………..

    (a)

    monomial

    (b)

    binomial

    (c)

    trinomial

    (d)

    constant polynomial

  5. 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

  6. The points (–5, 2) and (2, –5) lie in the ________

    (a)

    same quadrant

    (b)

    II and III quadrant respectively

    (c)

    II and IV quadrant respectively

    (d)

    IV and II quadrant respectively

  7. 6 x 1 = 6
  8. Consider the set A = {Ashwin, Muralivijay , Vijay Shankar, Badrinath }.
    Fill in the blanks with the appropriate symbol \(\in \) or \(\notin \).
    Badrinath ______A.

    ()

    Badrinath \(\in \) A.

  9. Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14,18, 20}.
    3\(\in \) ______ 

    ()

    A

  10. Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14,18, 20}.
    4 _____ B.

    ()

    \(\in \)

  11. If A ⊆ B, then A - B is __________

    ()

    Ø

  12. 7x - 5y + 3 has __________ terms

    ()

    3

  13. The axis intersect at a point called _____________

    ()

    Origin

  14. 5 x 1 = 5
  15. Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14,18, 20}.
    18 \(\in \)C

    (a) True
    (b) False
  16. Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14,18, 20}.
    10\(\in \)B

    (a) True
    (b) False
  17. Consider the following sets A = {0, 3, 5, 8}, B = {2, 4, 6, 10} and C = {12, 14,18, 20}.
    0\(\in \)B

    (a) True
    (b) False
  18. Line segment joining any two points on the circle is called radius of the circle

    (a) True
    (b) False
  19. Diameter is a chord

    (a) True
    (b) False
  20. 9 x 2 = 18
  21. Write the set of letters of the following words in Roster form
    ASSESSMENT

  22. If U = {c, d, e, f, g, h, i, j} and A = { c, d, g, j} , find A′.

  23. From the given Venn diagram, write the elements of

    (i) A
    (ii) B
    (iii) A – B
    (iv) B – A
    (v) A′
    (vi) B′
    (vii) U

  24. Represent the following as decimal form 
    (i) \(\frac { -4 }{ 11 } \)
    (ii) \(\frac { 11 }{ 75 } \)

  25. Which of the following expressions are polynomials. If not give reason: \(\frac { 1 }{ { x }^{ 2 } } +3x-4\)

  26. Find the zeros of the polynomial in each of the following: p(x) = 2x+5.

  27. Find the number of zeros of the following polynomials represented by their graphs.

  28. Find the supplement of the following angles.
    Right angle

  29. Draw the circumcircle for, An equilateral triangle of side 7 cm.

  30. 5 x 3 = 15
  31. Insert the appropriate symbol ∈ (belongs to) or ∉ (does not belong to) in the blanks.

  32. Represent \(\sqrt { 9.3 } \) on a number line

  33. Find the quotient and remainder of the following.
    (8x3 – 1)÷(2x–1)

  34. Consider the given pairs of triangles and say whether each pair is that of congruent triangles. If the triangles are congruent, say ‘how’; if they are not congruent say ‘why’ and also say if a small modification would make them congruent:

  35. Show that the following points taken in order form an isosceles triangle A (6,–4), B (–2, –4), C (2,10)

  36. 2 x 5 = 10
  37. Find the product (4x – 5), (2x2 + 3x – 6).

  38. Plot the points A(2,4), B(–3,5), C(–4,–5), D(4,–2) in the Cartesian plane  

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