Radians (HSC SSCE Mathematics Advanced): Quizzes

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Radians
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10 questions from this quiz

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What defines one radian?

Angle when arc length equals radius

How many degrees equal π\pi radians?

180°180°

To convert degrees to radians, what do you multiply by?

π180°\frac{\pi}{180°}

Convert 2π3\frac{2\pi}{3} radians to degrees.

120°120°

In Quadrant 2, which trig ratio is positive according to ASTC?

Sine

Which quadrant contains the angle 7π6\frac{7\pi}{6}?

Quadrant 3

For an angle in Q3, what is the reference angle formula?

π+θ\pi + \theta

What is the exact value of cos⁡π4\cos\frac{\pi}{4}?

22\frac{\sqrt{2}}{2}

What calculator mode must be used when working with radians?

Radian mode

Convert −300°-300° to radians in exact form.

−5π3-\frac{5\pi}{3}

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