If the ratio of the length of a pole and its shadow is \( 1: \sqrt{3} \), then the angle of elev...

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If the ratio of the length of a pole and its shadow is \( 1: \sqrt{3} \), then the angle of elevation of the sun is
a. \( 120^{\circ} \)
b. \( 45^{\circ} \)
c. \( 30^{\circ} \)
d. \( 90^{\circ} \)
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