SOH CAH TOA

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•
Mathematics
•
9th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does SOH CAH TOA stand for?
Back
SOH CAH TOA is a mnemonic for remembering the definitions of the sine, cosine, and tangent functions in a right triangle: Sine = Opposite/Hypotenuse, Cosine = Adjacent/Hypotenuse, Tangent = Opposite/Adjacent.
2.
FLASHCARD QUESTION
Front
What is the sine function?
Back
The sine function (sin) is defined as the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle.
3.
FLASHCARD QUESTION
Front
What is the cosine function?
Back
The cosine function (cos) is defined as the ratio of the length of the adjacent side to the length of the hypotenuse in a right triangle.
4.
FLASHCARD QUESTION
Front
What is the tangent function?
Back
The tangent function (tan) is defined as the ratio of the length of the opposite side to the length of the adjacent side in a right triangle.
5.
FLASHCARD QUESTION
Front
If you know the hypotenuse and the adjacent side, which trigonometric function do you use?
Back
Cosine.
6.
FLASHCARD QUESTION
Front
How do you find the angle using the tangent function?
Back
To find the angle, use the formula: angle = arctan(opposite/adjacent).
7.
FLASHCARD QUESTION
Front
What is the relationship between the angles and sides in a right triangle?
Back
The sum of the angles in a right triangle is always 180 degrees, with one angle being 90 degrees.
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