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5 cards from this section. Quick, good the night before a test.
What is the definition of sine in a right triangle?
Remember SOH in SOH CAH TOA.
If cos A = 4/5, what is sin A?
Use the Pythagorean identity.
What is the definition of tangent?
Think about what SOH CAH TOA tells us.
True or False: The cosecant of an angle is equal to the sine of that angle.
Check the definitions of cosecant and sine.
Given a right triangle where the angle is 30 degrees and the hypotenuse is 10, find the height and base of the triangle using trigonometric ratios.
Use your understanding of sine and cosine for acute angles.
If sin A = 1/2, what is cos A and tan A? Also, prove your answer using identities.
Utilize fundamental trigonometric identities to go from sin to cos and then to tan.
5 more questions in this section. Enroll free to practise them all.
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