Answer:
69
Step-by-step explanation:
I really need points...???......?
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:
12
Step-by-step explanation:
Answer:
C, C, C
Hope This Helps! Have A Nice Day!!