In the given figure, what is the measure of $c?$

In a right-angled triangle $\mathrm{ABC}$, ${\mathrm{AB}}^2={\mathrm{AC}}^2+{\mathrm{BC}}^2$, then name the vertex, which has the right angle.

In the given triangle $PQR$, $\angle$$x$ is the smallest. What is $x$.

In the given triangle $ABC$, which is the greatest side?

The number in the given figure follow a particular pattern, if the same pattern is to be followed, find the missing number.

In the given figure, what is the measure of$x, y, z$ ? Given$l$ and $m$ are parallel.