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This is a trigonometry question . ​
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3 votes
This is a trigonometry question . ​

This is a trigonometry question . ​-example-1
User Terrice
by
5.1k points

1 Answer

7 votes

Answer:

AB ≈ 5.6 cm

Explanation:

Using the cosine ratio in the right triangle

cos62° =
(adjacent)/(hypotenuse) =
(AB)/(BC) =
(AB)/(12) ( multiply both sides by 12 )

12 × cos62° = AB , thus

AB ≈ 5.6 cm ( to 1 dec. place )

User Madhan Raj
by
5.2k points
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