A Straight Road Makes an Angle $A$ , Of $20 ^ { \circ }$

question 72

Multiple Choice

A straight road makes an angle, $A$ , of $20 ^ { \circ }$ with the horizontal. When the angle of elevation, $B$ , of the sun is $60 ^ { \circ }$ , a vertical pole beside the road casts a shadow 8 feet long parallel to the road. Approximate the length of the pole. Round answer to two decimal places.

• A) \(5.47 \mathrm { feet }\)
• B) \(6.22\) feet
• C) \(10.28\) feet
• D) \(13.86 \mathrm { feet }\)
• E) \(5.94\) feet

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