What does SOH-CAH-TOA stand for?
Right Triangle (SOH-CAH-TOA) Review

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•
Mathematics
•
9th - 11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
SOH: Sine = Opposite/Hypotenuse, CAH: Cosine = Adjacent/Hypotenuse, TOA: Tangent = Opposite/Adjacent.
2.
FLASHCARD QUESTION
Front
What is the sine function used for in a right triangle?
Back
The sine function is used to find the ratio of the length of the opposite side to the length of the hypotenuse.
3.
FLASHCARD QUESTION
Front
What is the cosine function used for in a right triangle?
Back
The cosine function is used to find the ratio of the length of the adjacent side to the length of the hypotenuse.
4.
FLASHCARD QUESTION
Front
What is the tangent function used for in a right triangle?
Back
The tangent function is used to find the ratio of the length of the opposite side to the length of the adjacent side.
5.
FLASHCARD QUESTION
Front
In a right triangle, if the opposite side is 3 cm and the adjacent side is 4 cm, what is the tangent of the angle?
Back
tan(angle) = Opposite/Adjacent = 3/4 = 0.75.
6.
FLASHCARD QUESTION
Front
If the hypotenuse of a right triangle is 10 cm and the opposite side is 6 cm, what is the sine of the angle?
Back
sin(angle) = Opposite/Hypotenuse = 6/10 = 0.6.
7.
FLASHCARD QUESTION
Front
If the adjacent side of a right triangle is 8 cm and the hypotenuse is 10 cm, what is the cosine of the angle?
Back
cos(angle) = Adjacent/Hypotenuse = 8/10 = 0.8.
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