-11, 10
I hope this helps!
Answer:
B
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given a ΔLMN.
Line LN is extended to point O.
such that:

and

To find:

Solution:
Kindly refer to the attached image for the given triangle and dimensions of angles.
Let us recall the external angle property of a triangle:
The external angle of a triangle is equal to the sum of two opposite internal angles.
i.e.

Putting the value of
in
.

Answer: It would be B
Step-by-step explanation:
;)