Question

AB||CD,then find the value of Y​

Answer 1

Answer:

85°

Step-by-step explanation:

Construction : Through O draw OE || AB || CD

Now y, = angle FOG

= angle FOF + angle GOE

= angle CFO + angle AGO

angle FOE = angle CFO ( Alternate interior angles )

angle GOE = angle AGO ( Alternate interior angles )

= 45° + 40°

y = 85°

Hope it helps u