Find the perimeter of a rectangle (in cm) whose one side measures $3 \mathrm{cm}$ and diagonal $5 \mathrm{cm}$.

In the given figure, $\angle BAC=90°$ and $\angle CBA=65°$, then find the value of $p+q$

One of the exterior angle of a triangle is $120°$and the interior opposite angles are in the ratio $4:1$. Find the angles of the triangle

The value of $x$ in the adjoining figure is

Which of the following is correct about an obtuse angled triangle?

In the given figure, the value of $A{D}^2$ is

How many altitudes does a right-angled triangle have?