What is the ratio for Tangent?

$$\frac{O}{A}$$ where O is the length of the opposite side and A is the length of the adjacent side.

What is the cotangent function used for in trigonometry?

The cotangent function is the reciprocal of the tangent function, used to find the ratio of the length of the adjacent side to the length of the opposite side.

What is the ratio for Cotangent?

$$\frac{A}{O}$$ where A is the length of the adjacent side and O is the length of the opposite side.

How do you solve for an unknown side in a right triangle using trig ratios?

Identify the known sides, choose the appropriate trig function, and rearrange the formula to solve for the unknown side.

What is the Pythagorean theorem?

In a right triangle, the square of the hypotenuse (c) is equal to the sum of the squares of the other two sides (a and b): $$c^2 = a^2 + b^2$$ .

How do you round a number to the nearest tenth?

Look at the hundredths place; if it is 5 or greater, round up the tenths place by one. If it is less than 5, keep the tenths place the same.

What is the importance of understanding trig ratios in real-life applications?

Trig ratios are essential for solving problems in fields such as engineering, physics, architecture, and navigation.

Using Trig Ratios to Find Sides Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the sine function used for in trigonometry?

Back

The sine function is used to find the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle.

Tags

CCSS.HSG.SRT.C.6

2.

FLASHCARD QUESTION

Front

What is the ratio for Sine?

Back

Tags

CCSS.HSG.SRT.C.6

3.

FLASHCARD QUESTION

Front

If you are given the opposite side and hypotenuse, which trig function should you use?

Back

Sine.

Tags

CCSS.HSG.SRT.C.6

4.

FLASHCARD QUESTION

Front

What is the cosine function used for in trigonometry?

Back

The cosine function is used to find the ratio of the length of the adjacent side to the length of the hypotenuse in a right triangle.

Tags

CCSS.HSG.SRT.C.6

5.

FLASHCARD QUESTION

Front

What is the ratio for Cosine?

Back

Tags

CCSS.HSG.SRT.C.6

6.

FLASHCARD QUESTION

Front

If you are given the hypotenuse and an adjacent side, which trig function should you use?

Back

Cosine.

Tags

CCSS.HSG.SRT.C.6

7.

FLASHCARD QUESTION

Front

What is the tangent function used for in trigonometry?

Back

The tangent function is used to find the ratio of the length of the opposite side to the length of the adjacent side in a right triangle.

Tags

CCSS.HSG.SRT.C.6

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