Geometry MCQs with Answers

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Most important basic geometry mcqs with answers for all classes and one paper test preparation online.

Geometry MCQs with Answers

Who is known as the Father of Geometry?
  1. Kepler
  2. Euclid
  3. Pythagoras
  4. Newton

An angle = 90 degree is called

  1. Triangle
  2. right angle
  3. Obtuse angle
  4. None
Work done when the angle is 90 degree
  1. Zero
  2. Max.
  3. Min.
  4. Negative

Explanation: When cosθ = 90°, the value of cosθ is zero and so the work done is always zero.

If the sum of two angles 90 then angles are called?
  1. Right angle
  2. Reflex angle
  3. Complementary angle
  4. supplementary angle
If the sum of two angles is 180 they are called?
  1. Right angle
  2. Reflex angle
  3. Complementary angle
  4. supplementary angle
An angle that is greater than 90 but less than 180 is called a ____ angle.
  1. acute
  2. obtuse
  3. reflex
  4. none of the above

Pie-Chart is suitable to divide the components of factor in:

  1. Sectors
  2. Percentage
  3. Angles
  4. All of these

A triangle that has 3 equal angles is called:

  1. Isosceles
  2. Right Angle
  3. Equilateral
  4. Scalene

Sum of the interior angles of a polygon:

  1. 270 (n-2)
  2. 180 (n-2)
  3. 360 (n-2)
  4. 90 (n-2)

If diameter of a circle is 5m. Find Radius of circle ?

  1. 2.5 meters
  2. 2.9 meters
  3. 3.5 meters
  4. none

Perimeter of a triangle whose lengths 10.5 cm, 6.5 cm and 7 cm is:

  1. 14 cm
  2. 24 cm
  3. 24.5 cm
  4. 26 cm

The perimeter of a book is 100cm. If its width is 22cm, its length is:

  1. 38cm
  2. 32cm
  3. 28cm
  4. 22cm

Assumptions related to geometrical figures are called

  1. Postulates
  2. Axioms
  3. Corollary
  4. Therein

The centroid of a triangle LMN with vertices L(1. 1. 1), M(3, 3, 3), N(5, 5, 5) is the point

  1. (3 3 3)
  2. (2.5 2.5 2.5)
  3. (2.2.2)
  4. None of these

______ are those angles whose terminal sides coincide with co-ordinate axis

  1. quadrantal angles
  2. Conterminal angles
  3. adjacent angles
  4. All of these

The perimeter of square whose side is 2.5 cm long is.

  1. 10 cm
  2. 5 cm
  3. 6.25 cm
  4. none of these

Area of rectangular garden is 1500 m². The length of garden is 500m find the width of garden

  1. 300 m
  2. 500 m
  3. 100 m
  4. none of these

A sequence is called arithmetic, if it has:

  1. Common difference
  2. common ratio
  3. addition
  4. none of these

If the pth term of an AP is q and the qth term is p, prove that its nth term is (p + q – n).

  1. twice of pth term
  2. 2(p + q)
  3. (p + q – n)
  4. none of these

Supplementary of 123 degree is:

  1. 50
  2. 55
  3. 57
  4. 29

Angles greater than zero degree and less than 90 degrees are called

  1. Obtuse angles
  2. Acute angles
  3. Right angles
  4. None

The measure of an angle inscribed in a semicircle is equal to :

  1. 60o
  2. 180o
  3. 360o
  4. 90o

The triangle where all side is different in length is called ____ triangle?

  1. scalene
  2. isosceles
  3. acute angle
  4. none

If a triangle has Angle A 30 degrees, what will be the measurement of remaining two Angels?

  1. 90:60
  2. 75:75
  3. 70:80
  4. All of these

The area of a triangle will be a=1m, b = 2m, c = 3m, a,b,c being lengths of respective sides.

  1. 0 sq m
  2. 2 sq m
  3. 3 sq m
  4. Both A and B ​

The tangent at any point of the circle to the radius through the point of content is___

  1. perpendicular
  2. parallel
  3. adjacent
  4. chord

What is the ratio of the circumference of a circle to its radius?

  1. 2π
  2. π/2
  3. π
  4. none of these

What is the ratio of the diameter of the circle to its circumferences?

  1. 1 : π
  2. 2: π r
  3. π : r
  4. d : 2π

The graph of 2x-4y +8=0 crosses the x-axis is:

  1. -8
  2. +4
  3. +8
  4. -4
The value of (1-secθ)(1+secθ) is equal to
  1. sec^2 θ
  2. 2 sec θ
  3. cos ^2 θ
  4. tan^2 θ

the value of log (36)/ log (6) is____

  1. 1
  2. 2
  3. 3
  4. 4

The value of (1- secθ)(1+ secθ) is equal to___

  1. sec^2 θ
  2. 2sec^3 θ
  3. cos ^2 θ
  4. tan^2 θ

The chord passing through the center of the circle is known as ____

  1. diameter
  2. circumference
  3. radius
  4. none

Straight line joining any two points of the circumference of a circle is called

  1. Chord
  2. Sector
  3. Radious
  4. Segment

Find the radius of the sphere.

  1. 4 cm
  2. 8 cm
  3. 16 cm
  4. 18 cm

How many cubes can be cut of 1cm having dimensions 10 x 12 x 15 cm?

  1. 900
  2. 200
  3. 2000
  4. 1800

If two sides of a triangle are of equal length, then it is called.

  1. Scale triangle
  2. Isosceles triangle
  3. Equilateral triangle
  4. none of these

What is the ratio of the circumstance of a circle to its radius?

  1. 2π
  2. π/2
  3. 2πr
  4. None of these

complementary angles are angles whose measure have a sum equal to?

  1. 90 degree
  2. 120 degree
  3. 180 degree
  4. none

If you join two triangles together to form a square, the triangle should be:

  1. equilateral
  2. acute scalene
  3. right angle isosceles
  4. none

The area of the circle is:

  1. πr^2
  2. π^2r^2
  3. π^2r
  4. None

The area of the triangle is calculated by the formation:

  1. 1/2 (bxh)
  2. 1/2 (hbxh)^2
  3. 1/4 (bxh) 1
  4. 1/4 (bxh)

Angles that are less than 180(degree) and greater that 90 (degree) are called :

  1. reflex angles
  2. obtuse angles
  3. acute angles
  4. right angles

Expression ( a+b)^2 = ?

  1. a^2 +2ab +b^2
  2. a^2 -2ab +b^2
  3. a^2 + b^2
  4. None

The number of diagonals to quadrilateral has?

  1. Zero
  2. One
  3. Three
  4. Two

A polygon having 10 sides is called :

  1. decagon
  2. Triangle
  3. circle
  4. None

A polygon which consist of 8 sides is called :

  1. Nonagon
  2. Decagon
  3. Octagon
  4. None

A polygon having 4 sides is called

  1. Hexagon
  2. Pentagon
  3. Decagon
  4. Quadrilateral

The ratio of two supplementary angles is 2:1. The difference between these two angles is?

  1. 130∘
  2. 120∘
  3. 110∘
  4. 140∘

An angle measuring less than 90 degree is called?

  1. Obtuse angle
  2. Right angle
  3. Acute angle
  4. Straight angle

In a number system with base 2, the number of digits used are

  1. 1
  2. 2
  3. 10
  4. None

In a number system with base 8, the number of digits used are

  1. 7
  2. 10
  3. 8
  4. none
An angle whose measure is greater than 180 but less than 360
  1. Reflex angle
  2. Complete angle
  3. Obtuse angle
  4. Acute angle
What name is given to a 7-sided shape?
  1. Hexagon
  2. octagon
  3. heptagon
  4. triangle
The three geometric means between 2 and 31 are
  1. 6,8,10
  2. 4,8,16
  3. 6,10,14
  4. none
Find the area of circle of diameter 7 cm .
  1. 4.5 cm
  2. 3.2 cm
  3. 3.5 cm
  4. 14 cm
If tangent of theta is greater than 0 then it lies in which quadrant?
  1. I
  2. II
  3. III
  4. IV
If the area of a square is 49 2cm, its one side will be:
  1. 7 cm
  2. 16 cm
  3. 18 cm
  4. 20 cm
Which shape is the odd one out? circle, square, triangle, hexagon
  1. circle
  2. square
  3. triangle
  4. hexagon
If the radius of the circle increased 4 times, then its area increased should be?
  1. 8 times
  2. 12 times
  3. 16 times
  4. none of these
If a line intersects two coplanar lines, then the two internal angles on the coplanar lines are called:
  1. complementary
  2. supplementary
  3. obtuse
  4. none of the above
What will be the ratio between the area of two circles if the ratio between the radius of these circles is 1:3?
  1. 1:3
  2. 3:1
  3. 1:9
  4. 3:9

Read More: Important Mathematics MCQs and Statistics MCQs of all topics for any test preparation.

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