Solve for b.
1 answer:
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Answer:
BC ≈ 12.6 m
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan31° = =
=
( multiply both sides by BC )
BC × tan31° = 7.6 ( divide both sides by tan31° )
BC = ≈ 12.6 m ( to 3 sf )