A triangle can have two obtuse angles.

In the adjoining figure if $\angle BAC=34°,\angle BCE=163°$ then find measure of $\angle ACB, \angle ABC$ and $\angle DBC$.

Find the value of $x$ and $y$ from the given figure:

Find the value of $x$ and $y$ from the given figure:

In this figure $AD\parallel BC$.

Find the value of $x$ and $y$ from the given figure:

In this figure, $AB\parallel CD, BC\parallel DE$.