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5 cards from this section. Quick, good the night before a test.
Define sine in the context of a right triangle.
Think of a right-angled triangle and its sides.
What is the definition of cosine?
Look for the side adjacent to the angle.
What is the definition of sine?
Think about the sides of the triangle opposite to the angle.
True or False: Cosecant is the reciprocal of cosine.
Recall which function each reciprocal represents.
If in triangle ABC, angle A measures 30 degrees and the side opposite A is 5 units, calculate the length of the hypotenuse using sine.
Set up the ratio correctly, and remember the value of sin(30°).
Create a right triangle using specific lengths for sides 3 and 4 units. Calculate sin, cos, and tan for each angle.
Create a right triangle and use basic definitions.
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