If socks cost $8.97 for 3 pairs how much does one pair cost?
2 answers:
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Answer:
AB ≈ 4.41
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos25° = =
=
( multiply both sides by AB )
AB × cos25° = 4 ( divide both sides by cos25° )
AB = ≈ 4.41 ( to the nearest hundredth )