Intro Trig Ratios
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Wayground Content
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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) of an angle 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) of an angle 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) of an angle is the ratio of the length of the opposite side to the length of the adjacent side.
4.
FLASHCARD QUESTION
Front
How do you calculate sin(A) if you know the lengths of the opposite and hypotenuse sides?
Back
sin(A) = (length of opposite side) / (length of hypotenuse)
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