Trig Ratios
Flashcard
•
Mathematics
•
11th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of cosine in a right triangle?
Back
Cosine (cos) is defined as the ratio of the length of the adjacent side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
2.
FLASHCARD QUESTION
Front
What is the sine ratio in a right triangle?
Back
Sine (sin) is defined as the ratio of the length of the opposite side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
3.
FLASHCARD QUESTION
Front
What is the tangent ratio in a right triangle?
Back
Tangent (tan) is defined as the ratio of the length of the opposite side to the length of the adjacent side.
Tags
CCSS.HSG.SRT.C.6
4.
FLASHCARD QUESTION
Front
Back
Tags
CCSS.HSG.SRT.C.8
5.
FLASHCARD QUESTION
Front
What is the relationship between sine and cosine?
Back
Sine and cosine are complementary functions: sin(A) = cos(90° - A).
Tags
CCSS.HSG.SRT.C.7
6.
FLASHCARD QUESTION
Front
What is the Pythagorean identity involving sine and cosine?
Back
Tags
CCSS.HSF.TF.C.8
7.
FLASHCARD QUESTION
Front
What is the sine of angle A if the opposite side is 12 and the hypotenuse is 37?
Back
Tags
CCSS.HSG.SRT.C.6
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