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Trigonometry
Question

Bob is standing on a surveyor's mark. He measures ...

Bob is standing on a surveyor's mark. He measures a \( 61 ^ { \circ } \) angle of elevation to the top of a building \( 72 m \) tall. How far away from the base of the building is the surveyor's mark? 

Select one: 

a. \( 40 m \) 

b. \( 64 m \) 

c. \( 82 m \) 

d. \( 130 m\) 

Answer

40 m

Solution
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