Pre Cal BW Mon (3-6)
Flashcard
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of Secant (Sec) in trigonometry?
Back
Sec A = \frac{1}{\cos A}. It is the reciprocal of the cosine function.
2.
FLASHCARD QUESTION
Front
If Sin A = \frac{12}{13}, what is the relationship between Sin A and Cos A?
Back
Using the Pythagorean identity: Sin^2 A + Cos^2 A = 1, we can find Cos A.
3.
FLASHCARD QUESTION
Front
What is the formula to find Cos A if Tan A is given?
Back
Cos A = \frac{1}{\sqrt{1 + \tan^2 A}}.
4.
FLASHCARD QUESTION
Front
What is the definition of Cosecant (csc) in trigonometry?
Back
Csc A = \frac{1}{\sin A}. It is the reciprocal of the sine function.
5.
FLASHCARD QUESTION
Front
If Tan A = \frac{12}{5}, how can you find Sin A?
Back
Using the identity: Sin A = \frac{\tan A \cdot \cos A}{1 + \tan^2 A}.
6.
FLASHCARD QUESTION
Front
What is the Pythagorean identity in trigonometry?
Back
Sin^2 A + Cos^2 A = 1.
7.
FLASHCARD QUESTION
Front
How do you calculate the value of Sec A if Sin A is known?
Back
Sec A = \frac{1}{\sqrt{1 - \sin^2 A}}.
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