CBSE Class 6 Mathematics Shapes Assignment Set 04

Question. Find the number of sides in a quadrilateral. What can you say about the number of angles? Is it greater than the number of sides?
Answer: 4, 4; no. of sides = no. of angles

Question. If in a quadrilateral, one pair of opposite sides are equal, then what is the name of such quadrilateral?
Answer: Trapezium

Question. In a parallelogram, how many pairs of opposite sides are parallel?
Answer: 2

Question. In a rectangle, how many angles are right angle?
Answer: 4

Question. Under what condition, a rectangle is a square?
Answer: length = Width

Question. What is the difference between a square and a rhombus?
Answer: In square each angle is \( 90^\circ \) whereas in rhombus no angle is right angle

Question. Find the number of diagonals of the following
(a) Triangle
(b) Quadrilateral
(c) Pentagon
(d) Hexagon
Answer:
(a) zero
(b) 2
(c) 5
(d) 9

Question. How many maximum number of equilateral triangles can you make with
(a) 5 matchsticks
(b) 6 matchsticks
(c) 9 matchsticks
Answer:
(a) 2
(b) 2
(c) 4

Question. Under what condition(s), a polygon is called a regular polygon?
Answer: When all sides are same

Question. What is the minimum number of sides of a polygon?
Answer: 3

Question. Can you name any five three dimensional solids?
Answer: Cube, Cuboid, Cone, cylinder, Sphere

Question. Write the number of faces, vertices and edges in a cuboid.
Answer: \( F = 6 \), \( V = 8 \), \( E = 12 \)

Question. Write the shape of the faces of a tetrahedron
Answer: Equilateral triangle

Question. How many medians you can draw in a triangle?
Answer: 3

Question. Draw any triangle of your choice then draw all the three medians. Are they passing through one point?
Answer: yes.