NCERT Solutions for Class 6 Maths Chapter 5 Understanding Elementary Shapes Exercise 5.8

NCERT Solutions for Class 6 Maths Chapter 5 Understanding Elementary Shapes Exercise 5.8 explain the problems related to triangles, quadrilaterals, pentagons, hexagons and octagons. These solutions are designed by subject-matter experts at BYJU’S after conducting vast research on each concept. Students can improve their abilities to solve problems in a shorter duration. To understand the concepts well, students can refer to NCERT Solutions Class 6 Maths Chapter 5 Understanding Elementary Shapes Exercise 5.8 provided here.

NCERT Solutions for Class 6 Chapter 5 Understanding Elementary Shapes Exercise 5.8

Download PDF Download PDF

 

Access NCERT Solutions for Class 6 Chapter 5: Understanding Elementary Shapes Exercise 5.8

1. Examine whether the following are polygons. If any one among them is not, say why?

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 1

Solutions:

(i) It is not a closed figure. Hence, it is not a polygon.

(ii) It is a polygon made of six sides.

(iii) No, it is not a polygon because it is not made of line segments.

(iv) It is not a polygon, as it is not made of line segments.

2. Name each polygon.

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 2

Make two more examples of each of these.

(a) It is a closed figure and is made of four line segments. Hence, the given figure is a quadrilateral. Two more examples are

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 3

(b) The given figure is a triangle, as it is a closed figure with 3 line segments. Two more examples are

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 4

(c) The given figure is a pentagon, as the closed figure is made of 5 line segments. Two more examples are

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 5

(d) The given figure is an octagon, as it is a closed figure made of 8 line segments. Two more examples are

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 6

3. Draw a rough sketch of a regular hexagon. Connecting any three of its vertices, draw a triangle. Identify the type of triangle you have drawn.

Solutions:

We can draw an isosceles triangle by joining three vertices of a hexagon, as shown in the below figure.

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 7

4. Draw a rough sketch of a regular octagon. (Use squared paper if you wish.) Draw a rectangle by joining exactly four of the vertices of the octagon.

Solution:

The below figure is a regular octagon in which a rectangle is drawn by joining four of the vertices of the octagon.

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 8

 

5. A diagonal is a line segment that joins any two vertices of the polygon and is not a side of the polygon. Draw a rough sketch of a pentagon and draw its diagonals.

Solutions:

From the figure, we can find AC, AD, BD, BE and CE are the diagonals.

NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.8 - 9

Also, explore – 

NCERT Solutions for Class 6 Maths Chapter 5

NCERT Solutions for Class 6

NCERT Solutions


Comments

Leave a Comment

Your Mobile number and Email id will not be published.

*

*

  1. Sir,
    Me your thankful because you are a very brilliant teacher and I thankful the byjus.
    Thanks sir