What is the Sine function used for in trigonometry?
Trigonometry Flashcard

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Mathematics
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9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The Sine function relates the angle of a right triangle to the ratio of the length of the opposite side to the length of the hypotenuse.
2.
FLASHCARD QUESTION
Front
What does SOH-CAH-TOA stand for?
Back
SOH: Sine = Opposite/Hypotenuse, CAH: Cosine = Adjacent/Hypotenuse, TOA: Tangent = Opposite/Adjacent.
3.
FLASHCARD QUESTION
Front
What type of triangles can SOH-CAH-TOA be applied to?
Back
SOH-CAH-TOA can only be applied to right triangles.
4.
FLASHCARD QUESTION
Front
How do you estimate the height of an object using trigonometry?
Back
You can use the Sine function along with the angle of elevation and the distance from the object to estimate its height.
5.
FLASHCARD QUESTION
Front
If the angle of elevation is 30 degrees and the distance from the base of the tree is 50 ft, what is the height of the tree? (Use Sine)
Back
Height = 50 ft * sin(30°) = 25 ft.
6.
FLASHCARD QUESTION
Front
What is the Cosine function used for in trigonometry?
Back
The Cosine function relates the angle of a right triangle to the ratio of the length of the adjacent side to the length of the hypotenuse.
7.
FLASHCARD QUESTION
Front
What is the Tangent function used for in trigonometry?
Back
The Tangent function relates the angle of a right triangle to the ratio of the length of the opposite side to the length of the adjacent side.
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