In the following figure, find the sum of the angles ∠SOP, ∠POQ, ∠QOR and ∠ROS.
360°
180°
90°
Cannot be determined because we don’t know the values of these angles
∠POQ and ∠QOR from a linear pair of angles. The sum of ∠POQ and ∠QOR is ___________.
∠POQ and ∠QOR from linear pair of angles. The sum of ∠POQ and ∠QOR is ___________.
Find the sum of the angles of the △ABD.