Two lines "AB" and "CD" intersect at a point O such that `/_BOC+/_AOD=280^(@),` as shown in the figure. Find all four angles.

Two lines AB and CD intersect at a point O such that angleBOC+angleAOD = 280^(@) , as shown in the figure. Find all the four angles.

In the given figure, the two lines AB and CD intersect at a point O such that angleBOC=125^(@) . Find the values of x, y, and z.

Two lines AB and CD intersect each other at a point O such that angleAOC : angleAOD=5 : 7 . Find all the angles.

AB||CD , shown in the figure. Find the value of x :

In the given figure, three lines AB, CD and EF intersect at a point O such that angleAOE=35^(@) and angleBOD=40^(@) . Find the measure of angleAOC, angleBOF, angleCOF and angleDOE .

Two lines AB and CD intersect at O .If " /_AOC=50^(@) , find /_AOD,/_BOD and /_BOC

If two lines AB and CD intersect at O such that angleAOC=5angleAOD , then the four angles at O are

Two lines AB and CD intersect at a point O. angleAOC=40^(@) ,find the measure of each of the angles angleAOD,angleBOD and anggleBOC .

Two lines AB and CD intersect at O at an inclination alpha , as shown in figure. If they move out parallel to themselves with the speed v, find the speed of O.

Two lines AB and CD intersect at O. If /_AOC+/_AOC+/_BOD=270^(@), find the measures of /_AOC,/_COB,/_BOD and /_DOC.