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Find bc to the nearest tenth
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Find bc to the nearest tenth

Find bc to the nearest tenth-example-1
User Veedrac
by
5.0k points

1 Answer

6 votes

Answer:

BC ≈ 3.3

Explanation:

Using the tangent ratio in the right triangle.

tan A =
(opposite)/(adjacent) , that is

tan20° =
(BC)/(AB) =
(BC)/(9) ( multiply both sides by 9 )

9 × tan20° = BC , then

BC ≈ 3.3 ( to the nearest tenth )

User Carl Sharman
by
5.3k points
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