Math 2: CW 5.3-B SOHCAHTOA Inverse

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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does SOHCAHTOA stand for?
Back
SOHCAHTOA 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
When can we use SOHCAHTOA?
Back
SOHCAHTOA can only be used for right triangles.
3.
FLASHCARD QUESTION
Front
How do you find the sine of an angle?
Back
To find the sine of an angle, divide the length of the side opposite the angle by the length of the hypotenuse.
4.
FLASHCARD QUESTION
Front
How do you find the cosine of an angle?
Back
To find the cosine of an angle, divide the length of the side adjacent to the angle by the length of the hypotenuse.
5.
FLASHCARD QUESTION
Front
How do you find the tangent of an angle?
Back
To find the tangent of an angle, divide the length of the side opposite the angle by the length of the side adjacent to the angle.
6.
FLASHCARD QUESTION
Front
What is the inverse sine function?
Back
The inverse sine function, denoted as sin⁻¹ or arcsin, is used to find the angle whose sine is a given value.
7.
FLASHCARD QUESTION
Front
What is the inverse cosine function?
Back
The inverse cosine function, denoted as cos⁻¹ or arccos, is used to find the angle whose cosine is a given value.
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