Trig ratios
Flashcard
•
Mathematics
•
9th Grade
•
Hard
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4 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of sine in a right triangle?
Back
Sine (sin) is the ratio of the length of the opposite side to the length of the hypotenuse.
2.
FLASHCARD QUESTION
Front
What is the definition of cosine in a right triangle?
Back
Cosine (cos) is the ratio of the length of the adjacent side to the length of the hypotenuse.
3.
FLASHCARD QUESTION
Front
What is the definition of tangent in a right triangle?
Back
Tangent (tan) is the ratio of the length of the opposite side to the length of the adjacent side.
4.
FLASHCARD QUESTION
Front
If sin(θ) = opposite/hypotenuse, what is the formula for finding the opposite side?
Back
Opposite = hypotenuse * sin(θ)
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