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Use the diagram to find cos B as a fraction in simplest form: A. 4/5 B. 3/5 C. 3/4 D. 4/3
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Use the diagram to find cos B as a fraction in simplest form:

A. 4/5

B. 3/5

C. 3/4

D. 4/3

Use the diagram to find cos B as a fraction in simplest form: A. 4/5 B. 3/5 C. 3/4 D-example-1
User MrWater
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2 Answers

6 votes
The answer is Option a
User Christian Convey
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8.1k points
3 votes
cos is adjacent/hypotenuse

So looking from <B, adjacent is 32 and hypotenuse is 40 so 32/40.

Now we simplify. Both can be divided by 8.

4/5 so Option A).
User Aung Si Min Htet
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7.3k points
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