math mcq for class 9

MADE BY ADITYA ROY

CLASS: IX ‘A’

ROLL NO:02

R.P.V.V TYAGRAJ NAGAR

NEW DELHI:110003

MATH MCQ

Q.1 Which is not a probability of an event?

(A) 2 (B)2/3

(C) .001 (D) .25

(A) TRIANGLES OF EQUAL AREA

(B) EQUILATERAL TRIANGLES

(C) RIGHT TRIANGLES

(D) ISOSCELES TRIANGLES

2. The median of a triangle divides it into two

(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

(A)4/5 (B) 1

(C) 0 (D) 5/4

4. Which of the following cannot be empirical probability of an event?

(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

(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

(A)60 (B) 80 (C) 90 (D ) 105

Q.7. With a ruler and compass which of the following angles cannot be constructed?

(A) 10 (B) 40 (C) 36 (D) 45

Q.8. In the given figure,x=30The value of y is

(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

(A) 1

(B) 0(C) NOT DEFINED

(D) NONE OF THESE

Q.10.Degree of zero polynomial is

11. A triangle cannot have more than:

(a) one right angle (b) two right angles

(c) two obtuse angles (d) None of these

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

Q13. Zeroes of a polynomial x2 - 2x are

a) 0, 2 b) 0,0

c) 2, 0 d) -2,-2

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

Q15. Point (0,-2) lies

a) In the first quadrant b) On the x-axis

c) On the y-axis d) None of these

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

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

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

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°

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

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

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

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

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

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

26. How many circles can pass through six given ono-collinear points?

(a) Only one

(b) Two

(c) Three

(d) Infinitely many

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

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)

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

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