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5 votes
What is cosA?

a. 12/13
b. 5/13
c. 5/12

What is cosA? a. 12/13 b. 5/13 c. 5/12-example-1

1 Answer

2 votes
B. 5/13

The formula for cosine is adjacent/hypotenuse.

The line adjacent to angle A has the length of 5. While the hypotenuse has the length of 13.

So 5/13
User Victor Karangwa
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