Trigonometric Ratios

Trigonometric Ratios

Assessment

Flashcard

Mathematics

9th - 11th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of Sine in a right triangle?

Back

Sine (sin) is the ratio of the length of the opposite side to the length of the hypotenuse.

2.

FLASHCARD QUESTION

Front

What is the definition of Cosine in a right triangle?

Back

Cosine (cos) is the ratio of the length of the adjacent side to the length of the hypotenuse.

3.

FLASHCARD QUESTION

Front

What is the definition of Tangent in a right triangle?

Back

Tangent (tan) is the ratio of the length of the opposite side to the length of the adjacent side.

4.

FLASHCARD QUESTION

Front

What is the formula for finding Sin X if the opposite side is 8 and the hypotenuse is 17?

Back

Sin X = Opposite/Hypotenuse = 8/17.

5.

FLASHCARD QUESTION

Front

What is the formula for finding Cos D if the adjacent side is 6 and the hypotenuse is 10?

Back

Cos D = Adjacent/Hypotenuse = 6/10.

6.

FLASHCARD QUESTION

Front

What is the formula for finding Tan X if the opposite side is 8 and the adjacent side is 15?

Back

Tan X = Opposite/Adjacent = 8/15.

7.

FLASHCARD QUESTION

Front

What is the value of Sin 45 degrees?

Back

Sin 45 degrees = √2/2.

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