Answer:
plot it 2 higher ticks then the zero. hope this helps
Step-by-step explanation:
Answer: The answer is A
Step-by-step explanation:
You math it. :)
Exterior Angles Theorem is used.
The exterior angle of a triangle is equal to the 2 opposite interior angles.
Therefore, 65+78=143°, since 65 and 78 are the 2 opposite interior angles.
So, the answer is 143°
