The pictures show points on a unit circle labeled A, B, C, and D. Which point is (\cos(\frac{\pi}{3}),\sin(\frac{\pi}{3}))?

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Tags

F.TF.2

F.TF.8

G.SRT.8

G.GPE.1

For which angles is the cosine positive? Select all that apply.

• 0 radians
• \frac{5\pi}{12} radians
• \frac{5\pi}{6} radians
• \frac{3\pi}{4} radians
• \frac{5\pi}{3} radians

Tags

F.TF.2

F.TF.8

G.SRT.8

G.GPE.1

Lin is comparing the graph of two functions g and f. The function g is given by g(x)=f(x-2). Lin thinks the graph of will be the same as the graph of f, translated to the left by 2. Do you agree with Lin? Explain your reasoning.

Tags

F.TF.2

F.TF.8

G.SRT.8

G.GPE.1