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24 votes
Determine the length of AB to the nearest tenth of a metre.

pls help!!

Determine the length of AB to the nearest tenth of a metre. pls help!!-example-1
User Daquanna
by
3.3k points

1 Answer

13 votes
13 votes

Answer:

  • 4.6 m

Explanation:

Use trigonometry:

  • sine = opposite / hypotenuse
  • sin 16° = AB / AD
  • sin 16° = AB / 16.8
  • AB = 16.8 sin 16°
  • AB = 4.6 m (rounded)
User Tulani
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2.5k points