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What is the length of side BC to one decimal place?
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What is the length of side BC to one decimal place?

What is the length of side BC to one decimal place?-example-1
User General Grey
by
3.4k points

1 Answer

7 votes

Answer:

BC ≈ 9.0

Explanation:

using the tangent ratio in the right triangle

tan42° =
(opposite)/(adjacent) =
(BC)/(AC) =
(BC)/(10) ( multiply both sides by 10 )

10 × tan42° = BC , then

BC ≈ 9.0 ( to 1 dec. place )

User Adel Ben Hamadi
by
3.1k points
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