in the adioining figure, `AB, CD, EF and GH` are straight lines passing through a single point. Find the value of `/_ x+/_y+/_z+/_v.`

In figure, AB || CD || EF and GH || KL . Find ∠HKL

In the given figure, AB||CD||EF . Find x, y and z

In the adjoining figure, three coplanar lines AB, CD and EF intersect at a point O, forming angles as shown. Find the values of x, y, z and t.

In the adjoining figure , AB||CD||EF. prove that 1/x+1/y=1/z .

In the adjoining figure , AB||CD||EF. prove that 1/x+1/y=1/z .

In the given figure, AB CD and EF are three lines concurrent at O. Find the value of y.

In the adjacent figure AB || CD. Find the values of x, y and z.

In the adjacent figure AB || CD. Find the values of x, y and z.

In the adjacent figure AB || CD. Find the values of x, y and z.

In the adjacent figure AB || CD. Find the values of x, y and z.