Work out the value of x and y?

Step-by-step explanation:

x = 49° { being vertically opposite angles }

y = 63° (being alternate angles)

Hope it will help :)

Step-by-step explanation:

in the given figure, the lines are parallel

( vertical opposite angles are equal )

( alternate interior angles are equal )

i hope it helped

1/800 is the right answer

- (2, -7)

- lines r and s and lines t and u must be parallel