B and C make sense to me.
Answer:DEFINITELY B
THE PROOF IS IN YOUR BIBLE
Step-by-step explanation:
2 graph I think not certain
Given:
In triangle OPQ, o = 700 cm, p = 840 cm and q=620 cm.
To find:
The measure of angle P.
Solution:
According to the Law of Cosines:

Using Law of Cosines in triangle OPQ, we get




On further simplification, we get




Therefore, the measure of angle P is 79 degrees.