Unit 4 Honors Precal Review Cont. Exit Ticket

Front

What is the definition of sine in a right triangle?

Back

Sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

What is the definition of cosine in a right triangle?

Back

Cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.

Front

What is the definition of tangent in a right triangle?

Back

Tangent of an angle is the ratio of the length of the opposite side to the length of the adjacent side.

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Back

Front

Back

Front

What is the range of values for sine and cosine functions?

Back

The range of both sine and cosine functions is between -1 and 1.

Front

Back

Front

What is the Pythagorean identity involving sine and cosine?

Back

Front

How do you determine the sign of sine and cosine based on the quadrant?

Back

In Quadrant I, both are positive; in Quadrant II, sine is positive and cosine is negative; in Quadrant III, both are negative; in Quadrant IV, sine is negative and cosine is positive.

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Back