Question

how to solve these formula anytrick or tip
Thank you ​

Answer 1

Answer:

bro it is very listen my inst

you have to study 3 rule in parrale line...

after undertanding you will get fun in doing this

1)co interior is 180degree

2)opposite angle is equal

3Alternate angle are equal

ans 1) a=117(opps angle)

d=78 allternate angle

b =117degreen alt angle

c =180 - 117=63degree

rest of them do by yourself