10 Section 2.2 The Unit Circle
a. [latex]\frac{20\pi}{3}[/latex] radians
b. [latex]-240^\circ[/latex]
c. [latex]190^\circ[/latex]
d. [latex]\frac{23\pi}{4}[/latex] radians
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Answers
a. [latex]1200^\circ[/latex]
b. [latex]-\frac{4\pi}{3}[/latex]
c. [latex]\frac{19\pi}{18}[/latex]
d. [latex]1035^\circ[/latex]
a. [latex]-\frac{7\pi}{6}[/latex]
b. [latex]-\frac{7\pi}{4}[/latex]
c. [latex]\frac{23\pi}{4}[/latex]
d. [latex]17\pi[/latex]
e. [latex]-5\pi[/latex]
f. [latex]-\frac{11\pi}{6}[/latex]
g. [latex]\frac{31\pi}{6}[/latex]
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Answers
a. [latex](-\frac{\sqrt3}{2}, \frac{1}{2})[/latex]
b. [latex](\frac{\sqrt2}{2}, \frac{\sqrt2}{2})[/latex]
c. [latex](\frac{\sqrt2}{2}, -\frac{\sqrt2}{2})[/latex]
d. [latex](-1,0)[/latex]
e. [latex](-1,0)[/latex]
f. [latex](\frac{\sqrt3}{2}, \frac{1}{2})[/latex]
g. [latex](-\frac{\sqrt3}{2}, -\frac{1}{2})[/latex]