Quiz about 4.2 Trigonometric Ratios

Question 1

Which is the correct ratio for the sine ratio?

Accepted Answer

$$\sin heta=\frac{opposite\ }{hypotenuse}$$

Answer

$$\sin heta=\frac{adjacent\ }{hypotenuse}$$

Answer

$$\sin heta=\frac{adjacent\ }{opposite\ }$$

Answer

$$\sin heta=\frac{opposite\ }{adjacent\ }$$

Question 2

Which is the correct ratio for the cosine ratio?

Accepted Answer

$$\cos heta=\frac{adjacent\ }{hypotenuse}$$

Answer

$$\cos heta=\frac{opposite\ }{hypotenuse}$$

Answer

$$\cos heta=\frac{adjacent\ }{opposite\ }$$

Answer

$$\cos heta=\frac{opposite\ }{adjacent\ }$$

Question 3

Which is the correct ratio for the tangent ratio?

Accepted Answer

$$ an heta=\frac{opposite\ }{adjacent\ }$$

Answer

$$ an heta=\frac{adjacent\ }{hypotenuse}$$

Answer

$$ an heta=\frac{opposite\ }{hypotenuse}$$

Answer

$$ an heta=\frac{adjacent\ }{opposite\ }$$

Question 4

What is the formula for secant?

Accepted Answer

$$\sec heta=\frac{hypotenuse}{adjacent}$$

Answer

$$\sec heta=\frac{adjacent}{opposite}$$

Answer

$$\sec heta=\frac{hypotenuse}{opposite}$$

Answer

$$\sec heta=\frac{opposite}{hypotenuse}$$

Question 5

What is the formula for cosecant?

Accepted Answer

$$\csc heta=\frac{hypotenuse}{opposite}$$

Answer

$$\csc heta=\frac{adjacent}{opposite}$$

Answer

$$\csc heta=\frac{opposite}{hypotenuse}$$

Answer

$$\csc heta=\frac{hypotenuse}{adjacent}$$

Question 6

What is the formula for cotangent?

Accepted Answer

$$\cot heta=\frac{adjacent}{opposite}$$

Answer

$$\cot heta=\frac{hypotenuse}{opposite}$$

Answer

$$\cot heta=\frac{opposite}{hypotenuse}$$

Answer

$$\cot heta=\frac{hypotenuse}{adjacent}$$

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