9th Class Mathematics Full Book English Medium Online MCQ Test With Answer

The sum of interior angles of which regular polygon is 1080 ^o

• Pentagon A
• Hexagon B
• Heptagon C
• Octagon D

• Reflexive property A
• Symmetric property B
• Transitive Number C
• Trichotomy property D

Which of them is the set of all elements of U, which belong to A but do not belong to B is called.

• Overlapping sets A
• Difference of sets B
• Disjoint sets C
• Complement of a set D

The each interior and exterior angle of which regular polygon is equal

• Square A
• Pentagon B
• Hexagon C
• Heptagon D

The sum of all values divided by number of values is called

• Mean A
• Median B
• Mode C
• Range D

What numeral system did the Romans use?

• Decimal system A
• Sexagesimal system B
• Roman numeral system C
• Indo -Arabic numeral system D

The parallelogram has an area of 64 cm2 and a similar parallelogram has an area of 144 cm2. If a side of the smaller parallelogram is 8 cm, what is the corresponding side of the larger parallelogram?

• 10 cm A
• 12 cm B
• 18 cm C
• 16 cm D

Point of concurrency of three medians of a triangle is called its.

• In centre A
• Ortho centre B
• Centroid C
• Circumcentre D

Factors of x4 - 16 is

• (x-2)2 A
• (x-2)(x+2)(x2+4) B
• (x-2)(x+2) C
• (x+2)2 D

The prodcut of two polynomial is equal to the ..................of their H.C.F and L.C.M

• Sum A
• Difference B
• Product C
• Quotient D

• 23 A
• 15 B
• 9 C
• 40 D

The point of concurrency of the three right bisectors of the sides of a traingle is called.

• Circumcentre A
• In centre B
• Ortho centre C
• Centroid D

If 7x + 4 <6x +6 , then x belongs to the interval

• 
  A
• 
  B
• 
  C
• 
  D

The total number of diagonals in a polygon i with 9 sides is

• 18 A
• 21 B
• 25 C
• 27 D

If the product of the gradients of two lines is (-1) then the lines are

• Parallel A
• Perpendicular B
• Collinear C
• Coincident D