217k views
4 votes
I dont understand this thing

I dont understand this thing-example-1

2 Answers

5 votes

Answer:

cosA =
(40)/(41)

Explanation:

Using the cosine ratio in the right triangle

cosA =
(adjacent)/(hypotenuse) =
(AC)/(AB) =
(40)/(41)

User Heikki Toivonen
by
5.9k points
2 votes

Answer:

80+9

Explanation:

User Bgee
by
6.4k points