In the adjacent figure, a line 'l' intersects two other lines P, Q and `angle1+ angle2 gt 180^@` then show that ´angle3 + angle4 gt 180^@`.

In the adjacent figure, find angle PRS

In the adjacent figure, find angle PTS

In the adjacent figure, find angle PRQ

In the adjacent figure, find: angle x and 'angle y'

In the adjacent figure, a line n falls on lines 1 and m such that the sum of the interior angles 1 and 2 is less than 180°, then what can you say about lines 1 and m.

Find the conjugate angles of 180^@

In the adjacent figure BE bot DA and CD bot DA then prove that m angle1 ~= m angle3 .

In Figure ABCDE, find angle 1+ angle 2 + angle 3 + angle 4 + angle 5 .

In the adjacent figure APB is a tangent to the circle with centre 'O' at a point P. If angle QPB = 50^@ then the measure of angle POQ

In the adjacent figure vec(PR) is a staright line and O is a point on the line vecOQ is a ray if angle QOP=102^@ then angle QOR =?