What is the definition of cosine in a right triangle?
Intro to Trigonometry
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Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Cosine (cos) of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.
2.
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.
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
What is the Pythagorean theorem?
Back
5.
FLASHCARD QUESTION
Front
Back
6.
FLASHCARD QUESTION
Front
What is the sine ratio for angle Z if the opposite side is 5 and the hypotenuse is 13?
Back
7.
FLASHCARD QUESTION
Front
Which trigonometric function is used when given the opposite and adjacent sides?
Back
Tangent.
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