# NCERT Solutions for Class 10 Maths Chapter 6 Exercise 6.3

NCERT Solutions for Class 10 Maths Chapter 6 Exercise 6.3 Triangles Hindi Medium as well as English Medium free download in PDF file format updated for session 2021-2022. All the solutions are free to use without login.

Download NCERT Solutions Offline Apps 2021-22 and NCERT Solutions updated on the basis of Latest CBSE Curriculum 2021-22 in accordance with new NCERT Books 2021-22 for CBSE and UP Board High School students.## NCERT Solutions for Class 10 Maths Chapter 6 Exercise 6.3

Class: 10 | Maths (English and Hindi Medium) |

Chapter 6: | Exercise 6.3 |

### 10 Maths Chapter 6 Exercise 6.3 Solutions

NCERT Solutions for Class 10 Maths Chapter 6 Exercise 6.3 Triangles in English and Hindi medium free to use online or download in PDF format updated for academic year 2021-22. Exercise 6.3 includes the questions based on the similarity criterion (SSS, SAS, AAA or AA).

#### Class 10 Maths Chapter 6 Exercise 6.3 Solution in Hindi Medium

#### Class 10 Maths Chapter 6 Exercise 6.3 Solution in Videos

#### About 10 Maths Exercise 6.3

In Exercise 6.3 the questions are based on similarity rule like SSS, SAS, AAA. Questions number 3 is same questions that we have done in Exercise 6.2 question number 10. But now it is according to similarity criteria but in exercise 6.2, it was based on converse of BPT. Question number 14 is the most important as well as tricky question of exercise 6.3.

##### Questions for Practice

1. The areas of two similar triangle ABC and triangle DEF are 225 cm² and 81 cm² respectively. If the longest side of the larger triangle ABC be 30 cm, find the longest side of the smaller triangle DEF.

2. If triangle ABC ~ triangle DEF, BC = 3EF and ar (ABC) = 11 7cm² find area (DEF).

3. If triangle ABC and triangle DEF are similar triangles such that angle A = 45° and angle F = 56°, then find angle C.

4. If the ratio of the corresponding sides of two similar triangles is 2:3, then find the ratio of their corresponding attitudes.

5. Perimeter of two equilateral triangles ABC and PQR are 144 m and 96 m, find ar (ABC) : ar (PQR).

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##### How many examples are there in exercise 6.3 of class 10th Math?

There are 5 examples (Examples 4, 5, 6, 7 and 8) and 16 questions in exercise 6.3 of class 10th math.

##### Which theorem is focused in 10th Maths Exercise 6.3?

Exercise 6.3 of class 10th mathematics based on Theorem 6.3 (Angle-Angle-Angle criterion of similarity of two triangles), Theorem 6.4 (Side-Side-Side criterion of similarity of two triangles) and Theorem 6.5 (Side-Angle-Side criterion of similarity of two triangles).

##### How much time students need to complete Class 10 Maths exercise 6.3?

Students need at least 4 days to complete exercise 6.3 of class 10th math. Also this time depends on student’s speed and capability.

##### Is exercise 6.3 of class 10 math easy?

Exercise 6.3 of class 10 math is not very easy and not very difficult. It is somewhere in between easy and difficult. But difficulty level of anything varies from student to student. So, Exercise 6.3 (chapter 6) of class 10th mathematics is easy or difficult depends on students also.