NCERT Solutions for Class 10 Maths Exercise 6.3

Class X Maths Ex. 6.3 solutions are free to use without login. Download NCERT Solutions Offline Apps 2022-23 and NCERT Solutions updated on the basis of Latest CBSE Curriculum 2022-23 in accordance with new NCERT Books 2022-23 for CBSE and UP Board High School students.

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 2022-23. Exercise 6.3 includes the questions based on the similarity criterion (SSS, SAS, AAA or AA).

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.

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) = 117 cm² 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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