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Toggle**NCERT Solutions for class 6, Maths chapter 5** has basic learning concepts of various shapes. in this chapter we will practice questions related to various shapes like triangle, square, cube etc with help of clock and rough diagrams. Mathematics NCERT solutions for class 6, Chapter 5: Understanding Elementary Shapes contains total 9 exercises. all these exercises are well explained with the help of our experts.

Students can go through according to their needs. Links of different exercises are given below.

## Mathematics NCERT solutions for class 6, Chapter 5: Understanding Elementary Shapes

**Key Points:**

*(i) Straight angle = 180 ^{0} or half of a revolution.*

*(ii) Right angle = 90 ^{0} or one-fourth of a revolution. *

*(iii) Acute angle = less than 90 ^{0} or less than one-fourth of a revolution.*

*(iv) Obtuse angle = more than 90 ^{0} but less than 180^{0} or between 1/4 and 1/2 of a revolution.*

*(v) Reflex angle = more than 180 ^{0} but less than 360^{0} or more than half a revolution.*

**Examples of different types of shapes:**

*(a) Cone Shape : An ice cream cone, Oil funnel and birthday cap.*

*(b) Sphere: Cricket ball, tennis ball and lemon.*

*(c) Cylinder: unsharped pencil, road roller and lawn roller.*

*(d) Cuboid : A book, a brick and class room.*

*(e) Pyramid : A diamond and Egypt pyramids.*

**Day to day examples of different shapes:**

*(a) The shape of an instrument box is cuboid.*

*(b) The shape of a brick is cuboid.*

*(c) The shape of a match box is cuboid.*

*(d) The shape of a road roller is cylinder.*

*(e) The shape of a sweet laddu is sphere.*

## Chapter 5 : Understanding Elementary Shapes

**Understanding Elementary Shapes, Exercise 5.1**

**Understanding Elementary Shapes, Exercise 5.2**

**Understanding Elementary Shapes, Exercise 5.3**

**Understanding Elementary Shapes, Exercise 5.4**

**Understanding Elementary Shapes, Exercise 5.5**

**Understanding Elementary Shapes, Exercise 5.6**

**Understanding Elementary Shapes, Exercise 5.7**