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Algebra II: Exponential, Logarithmic, and Trigonometric Functions

Quick questions on Radian measure and the unit circle - NY Regents Algebra II

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Convert π4\frac{\pi}{4} radians to degrees. [1 credit]
What is q2?
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If cos⁡θ=513\cos\theta = \frac{5}{13} and θ\theta is in Quadrant I, find sin⁡θ\sin\theta. [2 credits]

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