Card 0 of 10
What is $\sin(30°)$?
$\frac{1}{2}$
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What is $\cos(60°)$?
$\frac{1}{2}$
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What is $\tan(45°)$?
$1$
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What is the Pythagorean identity?
$\sin^2\theta + \cos^2\theta = 1$
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What is the period of $\sin(x)$?
$2\pi$
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What is $\sin(90°)$?
$1$
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What is $\cos(0°)$?
$1$
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What is the amplitude of $y = 3\sin(x)$?
$3$
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What is the law of cosines?
$c^2 = a^2 + b^2 - 2ab \cos(C)$
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What is the reciprocal of sine?
cosecant ($\csc$)
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