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Word problems relating guy wire in trigonometry
- Lesson: 15:39
- Lesson: 24:34
Word problems relating guy wire in trigonometry
Basic Concepts: Use sine ratio to calculate angles and sides (Sin = ho ), Use cosine ratio to calculate angles and sides (Cos = ha ), Use tangent ratio to calculate angles and sides (Tan = ao ), Combination of SohCahToa questions
Related Concepts: Ferris wheel trig problems, Tides and water depth trig problems, Spring (simple harmonic motion) trig problems
Lessons
- 1.Determine the length of the longest guy wire if the tower in the middle of the bridge is 45 yards high and the angle of elevation from where the guy wire is anchored to the top of the tower is 40∘.
- 2.If the length of the guy wire is 40 metres and the angle of elevation from where the guy wire is anchored is 35∘, how far from the base of the pole is the guy wired anchored?
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5.
Trigonometry
5.1
Use sine ratio to calculate angles and sides (Sin = ho )
5.2
Use cosine ratio to calculate angles and sides (Cos = ha )
5.3
Use tangent ratio to calculate angles and sides (Tan = ao )
5.4
Combination of SohCahToa questions
5.5
Solving expressions using 45-45-90 special right triangles
5.6
Solving expressions using 30-60-90 special right triangles
5.7
Word problems relating ladder in trigonometry
5.8
Word problems relating guy wire in trigonometry
5.9
Other word problems relating angles in trigonometry
Don't just watch, practice makes perfect
Practice topics for Trigonometry
5.1
Use sine ratio to calculate angles and sides (Sin = ho )
5.2
Use cosine ratio to calculate angles and sides (Cos = ha )
5.3
Use tangent ratio to calculate angles and sides (Tan = ao )
5.4
Combination of SohCahToa questions
5.5
Solving expressions using 45-45-90 special right triangles
5.6
Solving expressions using 30-60-90 special right triangles
5.7
Word problems relating ladder in trigonometry
5.8
Word problems relating guy wire in trigonometry
5.9
Other word problems relating angles in trigonometry