TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2

Students can practice Telangana SCERT Class 6 Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2 to get the best methods of solving problems.

TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Exercise 14.2

Question 1.
Examine whether the following are polygons if not why ?
TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2 1
Answer:
i) Figure is kept open. So it is not a polygon.
ii) Figure is a closed one made up of 4 line segments. So it is a polygon.
iii) Figure is a circle. It is curved. It is not made up of line segments. So it is not a polygon.

Question 2.
Count the number of sides of the polygons given below and name them.
TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2 2
Answer:
Figure (i) has 5 sides. It is called a pentagon.
Figure (ii) has 8 sides. It is called an octagon.
Figure (iii) has 6 sides. It is called a hexagon.
Figure (iv) has 3 sides. It is called a triangle.

TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2

Question 3.
Identify the regular polygons among the figures given below :
TS 6th Class Maths Solutions Chapter 14 Understanding 3D and 2D Shapes Ex 14.2 3
Answer:
Figure (i) is a square. Its sides and angles are all equal. So it is a regular polygon.
Figure (iv) is a regular hexagon. It has equal sides and its angles are equal.
Figure (vi) is an equilateral triangle. Its sides are equal. Its angles are equal.

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