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Very easy trig with pic
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5 votes
Very easy trig with pic

Very easy trig with pic-example-1
User Nemequ
by
3.7k points

2 Answers

5 votes
The 1st option is your answer
User SkyN
by
3.4k points
1 vote

Answer:

1st Option

Explanation:

Pythagorean Theorem: a² + b² = c²

Step 1: Find the missing leg

2² + b² = 6²

b² = 36 - 4

b = √32

Step 2: Find cosA

cosA = √32/6

cosA = 4√2/6

cosA = 2√2/3

User Haoqun Jiang
by
3.4k points
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