math mcq for class 9
TRANSCRIPT
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MADE BY ADITYA ROY
CLASS: IX ‘A’
ROLL NO:02
R.P.V.V TYAGRAJ NAGAR
NEW DELHI:110003
MATH MCQ
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Q.1 Which is not a probability of an event?
(A) 2 (B)2/3
(C) .001 (D) .25
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(A) TRIANGLES OF EQUAL AREA
(B) EQUILATERAL TRIANGLES
(C) RIGHT TRIANGLES
(D) ISOSCELES TRIANGLES
2. The median of a triangle divides it into two
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(A)30º (B) 45O
(C) 90º (D) 60O
3. In Fig.1, AOB is a diameter of the circle and AC = BC, then angle CAB is
equal to
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(A)4/5 (B) 1
(C) 0 (D) 5/4
4. Which of the following cannot be empirical probability of an event?
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(A) ACUTE ANGLED (B) RIGHT ANGLED
(C) OBTUSE ANGLED
(D) EQUILATERAL
5.In a square ABCD, the diagonals AC and BD bisect at 0. Then triangle
AOB is
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(A) A SQUARE
(B) A RHOMBUS
(C) A PARALLELOGRAM (D) A RECTANGLE
7. The figures obtained by joining the mid-points of the sides of a rhombus, taken in
order, is
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(A)60 (B) 80 (C) 90 (D ) 105
Q.7. With a ruler and compass which of the following angles cannot be constructed?
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(A) 10 (B) 40 (C) 36 (D) 45
Q.8. In the given figure,x=30The value of y is
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(a)AN ISOSCELES TRIANGL(B) AN OBTUSE TRIANGLE
(C) A RIGHT TRIANGLE
(D)(A) AND © BOTH
Q.9 If one angle of a triangle is equal to the sum of the other two equal angles, then
the triangle is
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(A) 1
(B) 0(C) NOT DEFINED
(D) NONE OF THESE
Q.10.Degree of zero polynomial is
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11. A triangle cannot have more than:
(a) one right angle (b) two right angles
(c) two obtuse angles (d) None of these
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12. Area of triangle whose base = 35 cm and height = 12.8 cm:
(a) 224 sq. cm (b) 422 sq. cm
(c) 424 sq. Cm (d) 242 sq. cm
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Q13. Zeroes of a polynomial x2 - 2x are
a) 0, 2 b) 0,0
c) 2, 0 d) -2,-2
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Q14. In two triangles ABC and XYZ , AB = ZX ,ÐA = 30° , ÐB = 70° ,Ðx = 70° ,Ðy = 80° , then
a) DABC @ DXYZ b) DBAC @ DXYZ
c) DABC @ DZXY d) DCAB @ DXYZ
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Q15. Point (0,-2) lies
a) In the first quadrant b) On the x-axis
c) On the y-axis d) None of these
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Q16. The two sides of a triangle are of length 4.5cm and 5cm. The length of the third side of a
triangle cannot be equal to
a) 7cm b) 2cm
c) 9.5cm d) 1.5cm
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Q17. A line parallel to x means
a) Ordinate of the point is 0
b) Abscissa of the point is 0
c) Position of the point is (0,0)
d) None of these
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Q18. Point (-2,0) lies
a) On the negative part of the x - axis.
b) In the second quadrant
c) On the negative part of y - axis
d) In the third quadrant
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Q19. The vertex angle of an isosceles triangle is 70° . The measure of one of the base angles is
a) 55°
b) 100°
c) 70°
d) 35°
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20. How many linear equation in x and y can be satisfied by x =1 and y =2?
(a) Only one
(b) Two
(c) Infinitely many
(d) Three
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21. If AB = 16 cm, BC = 12 cm and AB is perpendicular to BC, then the radius of the circle
passing through A,B and C are
(a) 6 cm
(b) 8 cm
(c) 10 cm
(d) 12 cm
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22. If two parallelograms PQRS and AQRB are on the same base QR and between the same
parallels QR and PB, what will be the ar (PQRS) if ar (AQRB) = 25cm?
(a) 50 cm
(b) 60 cm
(c) 25 cm
(d) 35 cm
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23. What is the longest pole that can be put in a room of dimensions length = 20 cm, breadth
= 20 cm and height = 10 cm?
(a) 15 cm
(b) 25 cm
(c) 20 cm
(d) 30 cm
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24. A point of the form (m,m) always lies on
(a) The line x + y = 0
(b) The line x - y = 0
(c) On line x + y = 2m
(d) None of the above
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25. Which of the following is true?
(a) The diagonals of a trapezium are always equal
(b) A trapezium can be parallelogram but a parallelogram cannot be a trapezium
(c) A parallelogram can be trapezium but a trapezium cannot be a parallelogram
(d) None of the above
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26. How many circles can pass through six given ono-collinear points?
(a) Only one
(b) Two
(c) Three
(d) Infinitely many
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27. The slant height of a right circular cone is 17 cm and the radius is 8 cm. the measure of the
height of the cone is
(a) 9 cm
(b) 15 cm
(c) 20 cm
(d) 25 cm
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28. The graph of the linear equation 2x + 3y = 6 cuts the y axis at the point
(a) (3,0)
(b) (0,3)
(c) (2,0)
(d) (0,2)
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29. In a parallelogram, if its two adjacent sides become equal, then the shape of the
parallelogram will be called as
(a) Rhombus
(b) Square
(c) Rectangle
(d) None of the above
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30. Three cubes each of whose sides is 1 cm are joined end to end. For the resultant cuboid we
have
(a) l = 1 cm,b =1 cm and h = 2 cm
(b) l = 2 cm,b =1 cm and h = 2 cm
(c) l = 3 cm,b =1 cm and h = 2 cm
(d) None of the above