Core stretch From a window $E$, another vertical building $AC$, 180 m away horizontally, is obse

Question

Core stretch From a window $E$, another vertical building $AC$, 180 m away horizontally, is observed. The angle of elevation of $A$ is $48^\circ$, and the angle of depression of $C$ is $22^\circ$. Find the height $AC$. Give non-exact lengths and areas to 3 significant figures, and angles to 1 decimal place. $E$ $A$ $C$ $H$ $180\text{ m}$ $48^\circ$ $22^\circ$

Accepted Answer

$273$ m (3 s.f.).

Building height from elevation and depression

Building height from elevation and depression

Solution:

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