Answer:
Here is the question attached with.
is a straight line.
is a right angled triangle.
Options 
are correct answers.
Step-by-step explanation:
⇒As 
is ⊥
so it will forms right angled triangle then 
.
⇒Measure of 
as 
as 
is the bisector of 
,meaning that is half of so 
.
⇒ is a straight line as the angles measure over it is 
.
⇒Measure of 
from linear pair concept.
As 
,plugging the values of we have .
The other two options are false as:
it is exceeding whereas is a
straight line.
- And
is not true.
As 
and 
So we have total 
answers.
The correct options are .
