The angle of elevation to the top of a building in Brisbane is found to be 6° from the ground at a distance of 1 km from the base of the building. Using this information, I need to find the height of the building to the nearest tenth of a metre. How?

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Answer 1 · 2018-05-02T10:48:52

See explanation below

You have a situation like this

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Applying definition of tangent #tan6º=H/1000#

Then #H=1000·tan6=105.1042353# meters

Approching to the tenth #105.1# meters