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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSG-SRT.C.8
Author: nsharp1
Created: 4 years ago

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Trigonometry Question

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Grade 11 Trigonometry CCSS: HSG-SRT.C.8

The main sail on a small sailboat is shaped like a right triangle. The longer leg of the triangle is attached to the mast and shorter leg is attached to the boom (a straight, horizontal piece attached to the mast). If the hypotenuse side of the sail is 9 ft long, and the angle between the mast and the hypotenuse edge of the sail is 26°, what is the area of the sail, rounded to the nearest tenth of a square foot?
  1. 16.0 ft2
  2. 19.8 ft2
  3. 31.9 ft2
  4. 83.0 ft2