CBSE Questions for Class 6 Maths Understanding Elementary Shapes Quiz 11 - MCQExams.com

All squares are trapeziums.
  • True
  • False
How many faces, edges and vertices respectively does the given solid have?
760225_e0b987c5b48b42b38ab43caddae78466.png
  • $$8, 12, 18$$
  • $$10, 18, 12$$
  • $$8, 18, 12$$
  • $$10, 12, 18$$
Two positions of a dice are shown below. If the face with $$1$$ dot is at the bottom, then the number of dots on the top face is
811056_fedced6241494301821783c4ccf646e9.png
  • $$2$$
  • $$3$$
  • $$4$$
  • $$5$$
The number of corners, edges, and faces of a cuboid respectively are
  • $$8,6,12$$
  • $$4,3,6$$
  • $$4,4,10$$
  • $$8,4,12$$
The measure of an acute angle is always $$< 90^{o}$$.
  • True
  • False
Number of vertices of a pyramid whose base is a polygon of n-sides.
  • $$n$$
  • $$n+3$$
  • $$n+1$$
  • $$n+2$$
Say True or False.
All the sides of a rhombus are of equal length.
  • True
  • False
Say True or False.
All the sides of a parallelogram are of equal length.
  • True
  • False
Mark the correct alternative of the following.
The number of degrees in $$3$$ right angles is?
  • $$180^o$$
  • $$360^o$$
  • $$270^o$$
  • $$90^o$$
Mark the correct alternative of the following.
An angle of measure $$140^o$$ is?
  • An acute angle
  • An obtuse angle
  • A straight angle
  • A complete angle
Plane figure with five sides is known as 
  • octagon
  • hexagon
  • pentagon
  • none of these
Plane figure with three sides is called
  • rectangle
  • triangle
  • quadrilateral
  • none of these
Plane figure with four sides is known as a 
  • pentagon
  • triangle
  • quadrilateral
  • none of these
An angle measuring $$270^{o}$$ is:
  • an obtuse angle
  • an acute angle
  • a straight angle
  • a reflex angle
A triangle having sides of different lengths is called
  • an isosceles triangles
  • an equilateral triangle
  • a scalene triangle
  • a right triangle
State true or false:
A cone has one vertex.
  • True
  • False
A cube has 6 faces, 12 edges and 8 vertices.
  • True
  • False
State true or false:
A cylinder has no vertex.
  • True
  • False
The ratio of the number of sides of a square and the number of edges of a cube is
  • $$1:2$$
  • $$1:3$$
  • $$1:4$$
  • $$2:3$$
Measures of the two angles between an hour and minute hands of a clock at 9'O clock are
  • $${ 60 }^{ o },{ 300 }^{ o }$$
  • $${ 270 }^{ o },{ 90 }^{ o }$$
  • $${ 75 }^{ o },{ 285 }^{ o }$$
  • $${ 30 }^{ o },{ 300 }^{ o }$$
The number of diagonals in a spetagon is
  • $$21$$
  • $$42$$
  • $$7$$
  • $$14$$
A polygon has a prime number of sides. Its number of sides is equal to the sum of the two least consecutive primes. The number of diagonals of the polygon is
  • $$4$$
  • $$5$$
  • $$7$$
  • $$10$$
State true or false:
A polygon having 6 sides is called an octagon.
  • True
  • False
In figure, lines $$PQ$$ and $$ST$$ intersect at $$O$$. If $$\angle POR=90^o$$ and $$x:y =3:2$$, then $$z$$ is equal to 
1790148_adbdb260b80d4453b4de5e1941ff1d27.png
  • $$126^o$$
  • $$144^o$$
  • $$136^o$$
  • $$154^o$$
In Fig. which of the following is a regular polygon? 
1789901_09720256cfe5435ca789ed2cda10c14e.png
  • (i)
  • (ii)
  • (iii)
  • (iv)
In a triangle, one angle is of $$90^{o}$$. Then
(i) The other two angles are of $$45^{o}$$ each
(ii) In remaining two angles, one angle is $$90^{o}$$ and other is $$45^{o}$$
(iii) Remaining two angles are complementary 

In the given option(s) which is always true?
  • (i) only
  • (ii) only
  • (iii) only
  • (i) and (ii)
In figure, the value of $$x$$ is 
  • $$110^o$$
  • $$46^o$$
  • $$64^o$$
  • $$150^o$$
It is possible to have a triangle in which two of the angles are obtuse.
  • True
  • False
In a solid if $$ F=V = 5$$, then the number of edges in this shape is
  • 6
  • 4
  • 8
  • 2
How many diagonals does a hexagon have ? 
  • $$ 9 $$
  • $$ 8 $$
  • $$ 2 $$
  • $$ 6 $$
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