What is the definition of Sine in a right triangle?
Trigonometric Ratios

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Mathematics
•
9th - 11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
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
What is the formula for finding Sin X if the opposite side is 8 and the hypotenuse is 17?
Back
Sin X = Opposite/Hypotenuse = 8/17.
5.
FLASHCARD QUESTION
Front
What is the formula for finding Cos D if the adjacent side is 6 and the hypotenuse is 10?
Back
Cos D = Adjacent/Hypotenuse = 6/10.
6.
FLASHCARD QUESTION
Front
What is the formula for finding Tan X if the opposite side is 8 and the adjacent side is 15?
Back
Tan X = Opposite/Adjacent = 8/15.
7.
FLASHCARD QUESTION
Front
What is the value of Sin 45 degrees?
Back
Sin 45 degrees = √2/2.
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