What is the distance from the engineer to the base of the building to the neares

Mathematics
Tutor: None Selected Time limit: 1 Day

An engineer on the ground is looking at the top of a building. The angle of elevation to the top of the building is 46°. The engineer knows the building is 250 ft tall. What is the distance from the engineer to the base of the building to the nearest whole foot?

a.  259 ft

b.  360 ft

c.  241 ft

d.  348 ft

May 5th, 2015

distance to base = 250/sin(46 deg) = 347.5 ~ 348 ft

it's d then.

May 5th, 2015

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May 5th, 2015
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May 5th, 2015
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