Prakash Tiwari and Ishita Joshi Solutions for Chapter: Triangle and Its Properties, Exercise 7: Let's Practice

Find the unknown side $x$ of the following right-angled triangle.

Find the unknown side $x$ of the following right-angled triangle.

In $∆ABC, \angle C$ is a right angle. If $\text{'}a\text{'}$ and $\text{'}b\text{'}$ are the legs and $\text{'}c\text{'}$ is the hypotenuse, then find the length of the third side, given $a=6, b=8$

In $∆ABC, \angle C$ is a right angle. If $\text{'}a\text{'}$ and $\text{'}b\text{'}$ are the legs and $\text{'}c\text{'}$ is the hypotenuse, then find the length of the third side, given $a=40, c=41$

In $∆ABC, \angle C$ is a right angle. If $\text{'}a\text{'}$ and $\text{'}b\text{'}$ are the legs and $\text{'}c\text{'}$ is the hypotenuse, then find the length of the third side, given $b=3, c=5$

Shane marched $3 m$ east and $6 m$ north. How far is he from his starting point?

A $25$ foot ladder is leaning against the side of a building and is positioned such that the base of the ladder is $7$ feet from the base of the building. How far above the ground is the point where the ladder touches the building?
 

Find the perimeter of a rectangle whose breadth is $28 cm$ and diagonal is $53 cm.$