# NCERT Class 7 Mathematics Solutions: Chapter 6 –The Triangle and its Properties Exercise 6.5 Part 1

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1. is a triangle, right angled at . If and , find .

Answer:

Given,

Consider,

By applying Pythagoras theorem in ,

[]

2. is a triangle, right angled at . If , find .

Answer:

Given,

Consider,

In triangle

[By Pythagoras theorem]

[]

So, the length of is .

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